| allegheny serviceberry |
Amelanchier laevis |
25' |
Firewise (1) |
LZ2 |
| allegheny spurge |
Pachysandra procumbens |
1' |
AT RISK Firewise (3) |
LZ1 |
| alpine currant |
Ribes alpinum |
3' |
AT RISK Firewise (3) |
LZ2 |
| American beautyberry |
Callicarpa americana |
8' |
AT RISK Firewise (3) |
LZ2 |
| American beech |
Fagus grandifolia |
100.0' |
Firewise (1) |
LZ3 |
| American chestnut |
Castanea dentata |
40' |
AT RISK Firewise (3) |
LZ3 |
| American devilwood |
Osmanthus americanus |
25' |
NOT Firewise (4) |
LZ3 |
| American elm |
Ulmus americana |
100.0' |
Firewise (1) |
LZ3 |
| American hazelnut |
Corylus americana |
8' |
AT RISK Firewise (3) |
LZ2 |
| American holly |
Ilex opaca |
50' |
AT RISK Firewise (3) |
LZ3 |
| American mountain-ash |
Sorbus americana |
15' |
Firewise (1) |
LZ3 |
| American plum |
Prunus americana |
15' |
AT RISK Firewise (3) |
LZ2 |
| American wisteria |
Wisteria frutescens |
40' |
NOT Firewise (4) |
LZ3 |
| amur honeysuckle |
Lonicera maacki |
10' |
MODERATELY Firewise (2) |
LZ2 |
| amur maackia |
Maackia amurensis |
35' |
Firewise (1) |
LZ3 |
| amur maple |
Acer ginnala |
15' |
Firewise (1) |
LZ3 |
| Anglojapanese yew |
Taxus xmedia |
6' |
NOT Firewise (4) |
LZ2 |
| apple |
Malus pumila |
20' |
MODERATELY Firewise (2) |
LZ3 |
| apple |
Malus sylvestris |
20' |
MODERATELY Firewise (2) |
LZ3 |
| apple serviceberry |
Amelanchier x grandiflora |
25' |
Firewise (1) |
LZ2 |
| arborvitae |
Thuja occidentalis |
15' |
NOT Firewise (4) |
LZ3 |
| Arizona cypress |
Cupressus arizonica var. arizonica |
50' |
NOT Firewise (4) |
LZ3 |
| Arnold's Promise witchhazel |
Hamamelis x intermedia 'Arnold's Promise' |
6' |
MODERATELY Firewise (2) |
LZ3 |
| arrowwood viburnum |
Viburnum lentago |
12' |
AT RISK Firewise (3) |
LZ2 |
| Atlas cedar |
Cedrus atlantica |
50' |
NOT Firewise (4) |
LZ3 |
| aurora dogwood |
Cornus x 'Rutban' |
25' |
Firewise (1) |
LZ3 |
| Austrian pine |
Pinus nigra |
50' |
NOT Firewise (4) |
LZ3 |
| autumn olive |
Elaeagnus umbellata |
15' |
NOT Firewise (4) |
LZ3 |
| baldcypress |
Taxodium distichum |
100.0' |
NOT Firewise (4) |
LZ3 |
| balsam fir |
Abies balsamea |
60' |
AT RISK Firewise (3) |
LZ4 |
| bamboo |
Phyllostachys spp. |
15' |
NOT Firewise (4) |
LZ4 |
| banana |
Musa spp. |
10' |
AT RISK Firewise (3) |
LZ2 |
| banana shrub |
Michelia figo |
10' |
AT RISK Firewise (3) |
LZ2 |
| basswood |
Tilia americana |
50' |
Firewise (1) |
LZ3 |
| bay |
Persea borbonia |
15' |
AT RISK Firewise (3) |
LZ3 |
| beaked hazelnut |
Corylus cornuta |
8' |
13 |
LZ2 |
| Beale's mahonia |
Mahonia bealei |
8' |
MODERATELY Firewise (2) |
LZ2 |
| bearberry |
Arctostaphlos uva-ursi |
<1' |
Firewise (1) |
LZ2 |
| beautybush |
Kolkwitzia amabilis |
12' |
AT RISK Firewise (3) |
LZ3 |
| Big-leaf holly |
Ilex montana |
10' |
MODERATELY Firewise (2) |
LZ2 |
| bigleaf magnolia |
Magnolia macrophylla |
30' |
AT RISK Firewise (3) |
LZ3 |
| bird cherry |
Prunus avium |
50' |
Firewise (1) |
LZ3 |
| bitternut hickory |
Carya cordiformis |
50' |
Firewise (1) |
LZ3 |
| bittersweet |
Celastrus orbiculata |
50' |
NOT Firewise (4) |
LZ4 |
| black ash |
Fraxinus nigra |
50' |
Firewise (1) |
LZ3 |
| black birch |
Betula lenta |
50' |
Firewise (1) |
LZ3 |
| black chokeberry |
Aronia melanocarpa |
10' |
Firewise (1) |
LZ2 |
| black gum or sour gum |
Nyssa sylvatica |
50' |
Firewise (1) |
LZ3 |
| black jetbead |
Rhodotypos scandens |
6' |
AT RISK Firewise (3) |
LZ2 |
| black locust |
Robinia pseudoacacia |
50' |
MODERATELY Firewise (2) |
LZ3 |
| black maple |
Acer nigrum |
50' |
MODERATELY Firewise (2) |
LZ3 |
| black mulberry |
Morus nigra |
30' |
Firewise (1) |
LZ3 |
| black oak |
Quercus velutina |
50' |
Firewise (1) |
LZ3 |
| black walnut |
Juglans nigra |
50' |
Firewise (1) |
LZ3 |
| black willow |
Salix nigra |
100.0' |
Firewise (1) |
LZ3 |
| blackhaw viburnum |
Viburnum prunifolium |
20' |
MODERATELY Firewise (2) |
LZ3 |
| blackjack oak |
Quercus marilandica |
40' |
Firewise (1) |
LZ3 |
| bladdernut |
Staphylea trifolia |
8' |
AT RISK Firewise (3) |
LZ2 |
| blireana plum |
Prunus x blireana |
15' |
MODERATELY Firewise (2) |
LZ3 |
| blue ash |
Fraxinus quadrangulata |
75' |
Firewise (1) |
LZ3 |
| bluebeard |
Caryopteris xclandoensis |
2' |
Firewise (1) |
LZ2 |
| bog laurel |
Kalmia polifolia |
2' |
MODERATELY Firewise (2) |
LZ2 |
| bog rosemary |
Andromeda polifolia |
2' |
Firewise (1) |
LZ2 |
| Boston ivy |
Parthenocissus tricuspidata |
30' |
NOT Firewise (4) |
LZ2 |
| bottlebrush |
Callistemon citrinus |
10' |
MODERATELY Firewise (2) |
LZ2 |
| bottlebrush buckeye |
Aesculus parviflora |
8' |
MODERATELY Firewise (2) |
LZ2 |
| boxelder |
Acer negundo |
50' |
MODERATELY Firewise (2) |
LZ3 |
| bridalwreath spirea |
Spirea prunifolia |
8' |
AT RISK Firewise (3) |
LZ2 |
| bristly locust |
Robinia hispida |
12' |
AT RISK Firewise (3) |
LZ2 |
| bumald spirea |
Spirea xbulmalda |
4' |
AT RISK Firewise (3) |
LZ2 |
| bur oak |
Quercus macrocarpa |
100.0' |
Firewise (1) |
LZ3 |
| burford Chinese holly |
Ilex cornuta 'Burfordii' |
15' |
AT RISK Firewise (3) |
LZ3 |
| bush-honeysuckle |
Diervilla lonicera |
5' |
MODERATELY Firewise (2) |
LZ2 |
| butterflybush |
Buddleja davidii |
10' |
AT RISK Firewise (3) |
LZ2 |
| butternut |
Juglans cinerea |
25' |
Firewise (1) |
LZ3 |
| buttonbush |
Cephalanthus occidentalis |
12' |
MODERATELY Firewise (2) |
LZ2 |
| callery pear |
Pyrus calleryana |
40' |
AT RISK Firewise (3) |
LZ3 |
| Canada serviceberry |
Amelanchier canadensis |
20' |
Firewise (1) |
LZ2 |
| Canadian hemlock |
Tsuga canadensis |
100.0' |
NOT Firewise (4) |
LZ3 |
| Canary palm |
Phoenix canariensis |
30' |
NOT Firewise (4) |
LZ3 |
| Canby's mountain-lover |
Paxistima canbyi |
4' |
MODERATELY Firewise (2) |
LZ2 |
| candytuft |
Iberis sempervirens |
1' |
AT RISK Firewise (3) |
LZ1 |
| Carolina allspice |
Calycanthus floridus |
8' |
MODERATELY Firewise (2) |
LZ2 |
| Carolina buckthorn |
Rhamnus caroliniana |
25' |
AT RISK Firewise (3) |
LZ2 |
| Carolina hemlock |
Tsuga caroliniana |
50' |
NOT Firewise (4) |
LZ3 |
| Carolina jessamine |
Gelsemium sempervirens |
25' |
NOT Firewise (4) |
LZ4 |
| Carolina rhododendron |
Rhododendron minus |
6' |
AT RISK Firewise (3) |
LZ2 |
| Carolina Safire Arizona cypress |
Cupressus glabra 'Carolina Safire' |
35' |
NOT Firewise (4) |
LZ3 |
| Carolina sillverbell |
Halesia tetraptera |
20' |
Firewise (1) |
LZ3 |
| castor aralia |
Kalopanax pictus |
15' |
NOT Firewise (4) |
LZ3 |
| catawba rhododendron |
Rhododendron catawbiense |
10' |
AT RISK Firewise (3) |
LZ2 |
| cedar of Lebanon |
Cedrus libani |
50' |
NOT Firewise (4) |
LZ3 |
| chastetree |
Vitex agnus-castus |
10' |
AT RISK Firewise (3) |
LZ2 |
| cherry-Laurel |
Prunus caroliniana |
25' |
AT RISK Firewise (3) |
LZ2 |
| cherry-laurel |
Prunus lauracerasus |
5' |
AT RISK Firewise (3) |
LZ2 |
| chestnut oak |
Quercus prinus |
50' |
Firewise (1) |
LZ3 |
| Chickasaw plum |
Prunus angustifolia |
15' |
AT RISK Firewise (3) |
LZ2 |
| Chinaberry |
Melia azedarach |
40' |
MODERATELY Firewise (2) |
LZ3 |
| Chinese chestnut |
Castanea mollissima |
40' |
MODERATELY Firewise (2) |
LZ3 |
| Chinese juniper |
Juniperus chinensis |
12' |
NOT Firewise (4) |
LZ3 |
| Chinese photinia |
Photinia serrulata |
25' |
MODERATELY Firewise (2) |
LZ3 |
| Chinese privit |
Ligustrum sinensis |
15' |
AT RISK Firewise (3) |
LZ3 |
| chinquapin |
Castanea pumila |
15' |
AT RISK Firewise (3) |
LZ3 |
| chinquapin oak |
Quercus muehlenbergii |
40' |
Firewise (1) |
LZ3 |
| choke cherry |
Prunus virginiana |
50' |
|
LZ3 |
| cinnamon clethra |
Clethra acuminata |
6' |
MODERATELY Firewise (2) |
LZ2 |
| citrus |
Citrus spp. |
20' |
AT RISK Firewise (3) |
LZ3 |
| Coast azalea |
Rhododendron atlanticum |
8' |
Firewise (1) |
LZ2 |
| coast leucothoe |
Leucothoe axillaris |
5' |
AT RISK Firewise (3) |
LZ2 |
| coast redwood |
Sequoia sempervirens |
300.0' |
NOT Firewise (4) |
LZ3 |
| cockspur hawthorn |
Crataegus crus-galli |
25' |
Firewise (1) |
LZ3 |
| Colorado spruce |
Picea pungens |
75' |
NOT Firewise (4) |
LZ3 |
| common boxwood |
Buxus sempervirens |
25' |
AT RISK Firewise (3) |
LZ3 |
| common flowering-quince |
Chaenomeles speciosa |
10' |
MODERATELY Firewise (2) |
LZ2 |
| common juniper |
Juniperus communis |
12' |
NOT Firewise (4) |
LZ2 |
| common lilac |
Syringa vulgaris |
12' |
Firewise (1) |
LZ2 |
| common pricklyash |
Zanthoxylum americanum |
12' |
MODERATELY Firewise (2) |
LZ2 |
| common privit |
Ligustrum vulgare |
20' |
AT RISK Firewise (3) |
LZ3 |
| common witchhazel |
Hamamelis virginiana |
8' |
Firewise (1) |
LZ3 |
| confederate jasmine |
Trachelospermum jasminoides |
35' |
AT RISK Firewise (3) |
LZ2 |
| contorted filbert |
Corylus avellana 'Contorted' |
6' |
AT RISK Firewise (3) |
LZ2 |
| contorted willow |
Salix matsudana 'Tortuosa' |
40' |
Firewise (1) |
LZ3 |
| corktree |
Phellodendron amurense |
40' |
MODERATELY Firewise (2) |
LZ3 |
| corneliancherry dogwood |
Cornus mas |
25' |
Firewise (1) |
LZ3 |
| cottonwood |
Populus deltoides |
50' |
MODERATELY Firewise (2) |
LZ3 |
| crabapple |
Malus hupehensis |
20' |
MODERATELY Firewise (2) |
LZ3 |
| crabapple |
Malus spectabilis |
20' |
MODERATELY Firewise (2) |
LZ3 |
| cranberry cotoneaster |
Cotoneaster apiculata |
3' |
MODERATELY Firewise (2) |
LZ2 |
| crape myrtle |
Lagerstroemia indica |
15' |
Firewise (1) |
LZ3 |
| creeping juniper |
Juniperus horizontalis |
1' |
NOT Firewise (4) |
LZ2 |
| creeping mahonia |
Mahonia repens |
2' |
MODERATELY Firewise (2) |
LZ2 |
| cross-vine |
Bignonia capreolata |
25' |
NOT Firewise (4) |
LZ4 |
| cucumber magnolia |
Magnolia acuminata |
70' |
Firewise (1) |
LZ3 |
| cumberland azalea |
Rhododendron bakeri |
8' |
Firewise (1) |
LZ2 |
| cutleaf buckthorn |
Rhamnus frangula 'Asplenifolia' |
20' |
AT RISK Firewise (3) |
LZ3 |
| dahoon holly |
Ilex cassine |
15' |
AT RISK Firewise (3) |
LZ3 |
| daphne |
Daphne odora |
5' |
MODERATELY Firewise (2) |
LZ2 |
| dawn redwood |
Metasequoia glyptostroboides |
75' |
MODERATELY Firewise (2) |
LZ3 |
| deerberry |
Vaccinium stamineum |
3' |
AT RISK Firewise (3) |
LZ2 |
| deodara cedar |
Cedrus deodara |
50' |
NOT Firewise (4) |
LZ3 |
| devil's walkingstick |
Aralia spinosa |
30' |
MODERATELY Firewise (2) |
LZ3 |
| doublefile viburnum |
Viburnum plicatum var. tomentosum |
10' |
Firewise (1) |
LZ3 |
| douglas fir |
Pseudotsuga menziesii |
75' |
NOT Firewise (4) |
LZ4 |
| downy serviceberry |
Amelanchier arborea |
25' |
Firewise (1) |
LZ2 |
| drooping leucothoe |
Leucothoe fontanesiana |
8' |
AT RISK Firewise (3) |
LZ2 |
| dutchman's pipe |
Aristolochia macrophylla |
50' |
NOT Firewise (4) |
LZ4 |
| dwarf fothergilla |
Fothergilla gardenii |
6' |
MODERATELY Firewise (2) |
LZ2 |
| eastern red cedar |
Juniperus virginiana |
50' |
NOT Firewise (4) |
LZ3 |
| elderberry |
Sambucus canadensis |
8' |
AT RISK Firewise (3) |
LZ2 |
| empresstree |
Paulownia tomentosa |
50' |
MODERATELY Firewise (2) |
LZ3 |
| English holly |
Ilex aquifolium |
15' |
AT RISK Firewise (3) |
LZ3 |
| English ivy |
Hedera helix |
40' |
NOT Firewise (4) |
LZ3 |
| English oak |
Quercus robur |
50' |
Firewise (1) |
LZ3 |
| English walnut |
Juglans regia |
35' |
Firewise (1) |
LZ3 |
| English yew |
Taxus baccata |
15' |
NOT Firewise (4) |
LZ2 |
| eucalyptus |
Eucalyptus spp. |
50' |
NOT Firewise (4) |
LZ3 |
| European alder |
Alnus glutinosa |
50' |
AT RISK Firewise (3) |
LZ3 |
| European beech |
Fagus sylvatica |
100.0' |
Firewise (1) |
LZ3 |
| European cranberry highbush viburnum |
Viburnum opulus |
15' |
Firewise (1) |
LZ2 |
| European euonymus |
Euonymus europaeus |
25' |
MODERATELY Firewise (2) |
LZ3 |
| European filbert |
Corylus colurna |
25' |
Firewise (1) |
LZ3 |
| European fly honeysuckle |
Lonicera xylosteum |
10' |
AT RISK Firewise (3) |
LZ3 |
| European hophornbeam |
Ostrya carpinifolia |
25' |
MODERATELY Firewise (2) |
LZ3 |
| European hornbeam |
Carpinus betulus |
35' |
Firewise (1) |
LZ2 |
| European larch |
Larix decidua |
50' |
AT RISK Firewise (3) |
LZ3 |
| European linden |
Tilia x 'Euchlora' |
35' |
Firewise (1) |
LZ3 |
| European mountain-ash |
Sorbus aucuparia |
12' |
Firewise (1) |
LZ3 |
| European white birch |
Betula pendula |
50' |
Firewise (1) |
LZ3 |
| evergreen eleagnus |
Elaeagnus pungens |
15' |
NOT Firewise (4) |
LZ3 |
| evergreen privit |
Ligustrum lucidum |
20' |
NOT Firewise (4) |
LZ3 |
| exbury hybrid azalea |
Rhododendron 'Exbury' |
7' |
Firewise (1) |
LZ2 |
| fall firebush |
Euonymus alatus |
10' |
Firewise (1) |
LZ2 |
| fig |
Ficus carica |
15' |
MODERATELY Firewise (2) |
LZ3 |
| firethorn or pyracantha |
Pyracantha coccinea |
15' |
NOT Firewise (4) |
LZ2 |
| five-leaf akebia |
Akebia quinata |
50' |
NOT Firewise (4) |
LZ4 |
| flame azalea |
Rhododendron calendulaceum |
8' |
Firewise (1) |
LZ2 |
| Florida anise |
Illicium floridanum |
8' |
AT RISK Firewise (3) |
LZ2 |
| Florida torreya |
Torreya taxifolia |
8' |
NOT Firewise (4) |
LZ2 |
| flowering dogwood |
Cornus florida |
15' |
Firewise (1) |
LZ2 |
| forsythia |
Forsythia xintermedia |
12' |
MODERATELY Firewise (2) |
LZ2 |
| fortune's osmanthus |
Osmanthus x fortunei |
8' |
AT RISK Firewise (3) |
LZ2 |
| Foster holly |
Ilex x attenuata hybrids |
20' |
AT RISK Firewise (3) |
LZ3 |
| fountaingrass |
Pennisetum spp. |
8' |
NOT Firewise (4) |
LZ4 |
| fragrant honeysuckle |
Lonicera sempervirens |
10' |
AT RISK Firewise (3) |
LZ3 |
| fragrant osmanthus |
Osmanthus fragrans |
25' |
NOT Firewise (4) |
LZ3 |
| fragrant sumac |
Rhus aromatica |
5' |
Firewise (1) |
LZ2 |
| franklinia |
Franklinia alatamaha |
20' |
MODERATELY Firewise (2) |
LZ3 |
| fraser magnolia |
Magnolia fraseri |
30' |
AT RISK Firewise (3) |
LZ3 |
| frazer fir |
Abies frazeri |
60' |
AT RISK Firewise (3) |
LZ4 |
| freeman maple |
Acer x freemanii |
50' |
MODERATELY Firewise (2) |
LZ3 |
| fringe flower |
Loropetalum chinensis |
4' |
AT RISK Firewise (3) |
LZ2 |
| fringetree |
Chionanthus virginicus |
12' |
MODERATELY Firewise (2) |
LZ2 |
| fullmoon maple |
Acer japonicum |
10' |
Firewise (1) |
LZ3 |
| gardenia |
Gardenia jasminoides |
12' |
AT RISK Firewise (3) |
LZ2 |
| giant cane |
Arundo donax |
15' |
NOT Firewise (4) |
LZ4 |
| giant dogwood |
Cornus controversa |
50' |
Firewise (1) |
LZ3 |
| giant sequoia |
Sequoiadendron giganteum |
150.0' |
NOT Firewise (4) |
LZ3 |
| ginkgo |
Ginkgo biloba |
100.0' |
Firewise (1) |
LZ3 |
| glossy abelia |
Abelia grandiflora |
6' |
MODERATELY Firewise (2) |
LZ2 |
| golden-larch |
Pseudolarix kaempferi |
50' |
NOT Firewise (4) |
LZ3 |
| goldenchaintree |
Laburnum x watereri |
20' |
MODERATELY Firewise (2) |
LZ3 |
| goldenraintree |
Koelreuteria paniculata |
35' |
Firewise (1) |
LZ3 |
| gordonia |
Gordonia lasianthus |
25' |
AT RISK Firewise (3) |
LZ3 |
| grape |
Vitus spp. |
100.0' |
NOT Firewise (4) |
LZ4 |
| gray dogwood |
Cornus racemosa |
15' |
Firewise (1) |
LZ2 |
| green ash |
Fraxinus pennsylvanica |
50' |
Firewise (1) |
LZ3 |
| grey birch |
Betula populifolia |
50' |
Firewise (1) |
LZ3 |
| grey santolina |
Santolina chamaecyparis |
1' |
AT RISK Firewise (3) |
LZ2 |
| groundsel tree |
Baccharis halmifolia |
12' |
NOT Firewise (4) |
LZ2 |
| hackberry |
Celtis occidentalis |
50' |
Firewise (1) |
LZ3 |
| hardy orange |
Poncirus trifoliata |
15' |
MODERATELY Firewise (2) |
LZ2 |
| harlequin glorybower clerodendron |
Clerodendron trichotomum |
12' |
AT RISK Firewise (3) |
LZ2 |
| heather |
Calluna vulgaris |
2' |
AT RISK Firewise (3) |
LZ2 |
| hedge maple |
Acer campestre |
35' |
MODERATELY Firewise (2) |
LZ2 |
| hercules club |
Zanthoxylum clava-herculis |
12' |
MODERATELY Firewise (2) |
LZ2 |
| high bush blueberry |
Vaccinium corymbosum |
6' |
AT RISK Firewise (3) |
LZ2 |
| Himalayan pine |
Pinus wallichiana |
50' |
NOT Firewise (4) |
LZ3 |
| hinoki falsecypress |
Chamaecyparis obtusa |
10' |
NOT Firewise (4) |
LZ2 |
| honeylocust |
Gleditsia triacanthos |
40' |
Firewise (1) |
LZ3 |
| hophornbeam |
Ostrya virginiana |
25' |
MODERATELY Firewise (2) |
LZ3 |
| hornbeam |
Carpinus caroliniana |
25' |
Firewise (1) |
LZ3 |
| horsechestnut |
Aesculus hippocastanum |
50' |
MODERATELY Firewise (2) |
LZ3 |
| horsetail |
Equisetum hyemale |
3' |
AT RISK Firewise (3) |
LZ2 |
| hybrid rose |
Rosa hybrida |
3' |
Firewise (1) |
LZ2 |
| hydrangea |
Hydrangea macrophylla |
4' |
Firewise (1) |
LZ2 |
| indian coralberry |
Symphoricarpus orbiculatus |
6' |
AT RISK Firewise (3) |
LZ2 |
| Indian hawthorne |
Raphiolepis indica |
3' |
AT RISK Firewise (3) |
LZ2 |
| indigo-bush |
Amorpha fruticosa |
10' |
MODERATELY Firewise (2) |
LZ3 |
| Italian cypress |
Cupressus sempervirens |
35' |
NOT Firewise (4) |
LZ3 |
| jackman clematis |
Clematis xjackmanii |
10' |
NOT Firewise (4) |
LZ2 |
| Japanese aucuba |
Aucuba japonica |
10' |
MODERATELY Firewise (2) |
LZ3 |
| Japanese barberry |
Berberis thunbergi |
7' |
Firewise (1) |
LZ2 |
| Japanese black pine |
Pinus thunbergiana |
30' |
NOT Firewise (4) |
LZ3 |
| Japanese camellia |
Camellia japonica |
15' |
AT RISK Firewise (3) |
LZ3 |
| Japanese cleyera |
Ternstroemia gymnanthera |
12' |
AT RISK Firewise (3) |
LZ3 |
| Japanese crabapple |
Malus floribunda |
20' |
MODERATELY Firewise (2) |
LZ3 |
| Japanese Crapemyrtle |
Lagerstroemia fauriei |
20' |
Firewise (1) |
LZ3 |
| Japanese cryptomeria |
Cryptomeria japonica |
75' |
NOT Firewise (4) |
LZ3 |
| Japanese cunninghamia |
Cunninghamia lanceolata |
50' |
NOT Firewise (4) |
LZ3 |
| Japanese euonymus |
Euonymus japonicus |
6' |
AT RISK Firewise (3) |
LZ2 |
| Japanese falsecypress |
Chamaecyparis pisifera |
10' |
NOT Firewise (4) |
LZ2 |
| Japanese flowering-quince |
Chaenomeles japonica |
6' |
MODERATELY Firewise (2) |
LZ2 |
| Japanese holly |
Ilex crenata |
5' |
AT RISK Firewise (3) |
LZ2 |
| Japanese honeysuckle |
Lonicera japonica |
10' |
AT RISK Firewise (3) |
LZ4 |
| Japanese kerria |
Kerria japonica |
6' |
AT RISK Firewise (3) |
LZ2 |
| Japanese knotweed |
Polygonum japonicum (Fallopia japonica) |
8' |
NOT Firewise (4) |
LZ4 |
| Japanese maple |
Acer palmatum |
20' |
MODERATELY Firewise (2) |
LZ2 |
| Japanese pachysandra |
Pachysandra terminalis |
1' |
AT RISK Firewise (3) |
LZ1 |
| Japanese pagodatree |
Sophora japonica |
40' |
MODERATELY Firewise (2) |
LZ3 |
| Japanese pieris |
Pieris japonica |
8' |
NOT Firewise (4) |
LZ2 |
| Japanese pittosporum |
Pittosporum tobira |
3' |
NOT Firewise (4) |
LZ2 |
| Japanese privit |
Ligustrum japonicum |
20' |
NOT Firewise (4) |
LZ3 |
| Japanese red pine |
Pinus densiflora |
20' |
NOT Firewise (4) |
LZ3 |
| Japanese snowbell |
Styrax japonicus |
15' |
Firewise (1) |
LZ3 |
| Japanese stewartia |
Stewartia pseudocamellia |
15' |
MODERATELY Firewise (2) |
LZ3 |
| Japanese torreya |
Torreya nucifera |
8' |
NOT Firewise (4) |
LZ2 |
| Japanese tree lilac |
Syringa reticulata |
25' |
Firewise (1) |
LZ3 |
| Japanese white pine |
Pinus parviflora |
30' |
NOT Firewise (4) |
LZ3 |
| Japanese yew |
Taxus cuspidata |
15' |
NOT Firewise (4) |
LZ2 |
| Japanese zelkova |
Zelkova serrata |
50' |
Firewise (1) |
LZ3 |
| jasminum |
Jasminum mudiflorum |
6' |
NOT Firewise (4) |
LZ2 |
| Johnsongrass |
Sorghum halepense |
6' |
NOT Firewise (4) |
LZ4 |
| jujuba, Chinese date |
Ziziphus jujuba |
15' |
AT RISK Firewise (3) |
LZ3 |
| kaki persimmon |
Diospyros kaki |
25' |
MODERATELY Firewise (2) |
LZ2 |
| katsuratyree |
Cercidiphyllum japonicum |
50' |
Firewise (1) |
LZ3 |
| Kentucky coffeetree |
Gymnocladus dioicus |
75' |
Firewise (1) |
LZ3 |
| kiwi |
Actinidia deliciosa |
50' |
NOT Firewise (4) |
LZ4 |
| Koreanspice viburnum |
Viburnum carlesi |
8' |
MODERATELY Firewise (2) |
LZ2 |
| kousa dogwood |
Cornus kousa var. chinensis |
15' |
Firewise (1) |
LZ2 |
| kudzu |
Pueraria montana |
100.0' |
NOT Firewise (4) |
LZ4 |
| kureme azalea |
Rhododendron obtusa |
6' |
AT RISK Firewise (3) |
LZ2 |
| Kwanzan flowering cherry |
Prunus serrulata 'Kwanzan' |
25' |
Firewise (1) |
LZ3 |
| lacebark elm |
Ulmus parvifolia |
45' |
Firewise (1) |
LZ3 |
| lacebark pine |
Pinus bungeana |
30' |
NOT Firewise (4) |
LZ3 |
| large fothergilla |
Fothergilla major |
12' |
MODERATELY Firewise (2) |
LZ3 |
| largeleaf periwinkle |
Vinca major |
1' |
AT RISK Firewise (3) |
LZ2 |
| largetoothed aspen |
Populus grandidentata |
35' |
Firewise (1) |
LZ3 |
| laurel oak |
Quercus laurifolia |
75' |
Firewise (1) |
LZ3 |
| leatherleaf |
Chamaedaphne calyculata |
8' |
NOT Firewise (4) |
LZ2 |
| leatherleaf viburnum |
Viburnum rhytidiphyllum |
15' |
AT RISK Firewise (3) |
LZ3 |
| leatherwood |
Dirca palustris |
12' |
AT RISK Firewise (3) |
LZ2 |
| Lemoine |
Malus purpurea |
20' |
MODERATELY Firewise (2) |
LZ3 |
| leyland cypress |
X Cupressocyparis leylandii |
25' |
NOT Firewise (4) |
LZ3 |
| lily-turf |
Liriope xmuscari |
1' |
AT RISK Firewise (3) |
LZ2 |
| littleleaf boxwood |
Buxus sinica |
15' |
AT RISK Firewise (3) |
LZ2 |
| littleleaf linden |
Tilia cordata |
50' |
Firewise (1) |
LZ3 |
| live oak |
Quercus virginiana |
100.0' |
AT RISK Firewise (3) |
LZ3 |
| loblolly pine |
Pinus taeda |
75' |
NOT Firewise (4) |
LZ3 |
| lombardy poplar |
Populus nigra 'Italica' |
40' |
Firewise (1) |
LZ3 |
| London planetree |
Platanus x acerifolia |
50' |
MODERATELY Firewise (2) |
LZ3 |
| long leaf pine |
Pinus palustris |
50' |
NOT Firewise (4) |
LZ4 |
| loquat |
Eriobotrya japonica |
15' |
MODERATELY Firewise (2) |
LZ3 |
| low bush blueberry |
Vaccinium angustifolium |
1' |
AT RISK Firewise (3) |
LZ2 |
| lythrum |
Lythrum salicaria |
6' |
NOT Firewise (4) |
LZ2 |
| maiden grass |
Miscanthus sinensis |
8' |
NOT Firewise (4) |
LZ4 |
| mapleleaf viburnum |
Viburnum acerifolia |
6' |
AT RISK Firewise (3) |
LZ2 |
| may hawthorn |
Crataegus aestivalis |
25' |
Firewise (1) |
LZ3 |
| medlar |
Mespilus germanica |
20' |
MODERATELY Firewise (2) |
LZ2 |
| meserve holly |
Ilex x meserveae hybrids |
5' |
AT RISK Firewise (3) |
LZ2 |
| mimosa |
Albizzia julibrissum |
25' |
Firewise (1) |
LZ3 |
| mockernut hickory |
Carya tomentosa |
50' |
Firewise (1) |
LZ3 |
| mockorange |
Philadelphus coronarius |
12' |
AT RISK Firewise (3) |
LZ2 |
| monarch birch |
Betula maximowicziana |
35' |
Firewise (1) |
LZ3 |
| morrow honeysuckle |
Lonicera morrowi |
10' |
AT RISK Firewise (3) |
LZ2 |
| mountain pieris |
Pieris floribunda |
8' |
NOT Firewise (4) |
LZ2 |
| mountain-laurel |
Kalmia latifolia |
12' |
NOT Firewise (4) |
LZ2 |
| mugo pine |
Pinus mugo |
3' |
NOT Firewise (4) |
LZ2 |
| muhley grass |
Muhlenbergia spp. |
8' |
NOT Firewise (4) |
LZ4 |
| multiflora rose |
Rosa multiflora |
12' |
AT RISK Firewise (3) |
LZ3 |
| nandina |
Nandina domestica |
6' |
AT RISK Firewise (3) |
LZ2 |
| Nellie Stevens holly |
Ilex x 'Nellie R. Stevens' |
20' |
AT RISK Firewise (3) |
LZ3 |
| New Jersey tea |
Ceanothus americus |
15' |
AT RISK Firewise (3) |
LZ2 |
| ninebark |
Physocarpus opulifolius |
10' |
NOT Firewise (4) |
|
| nippon bridalwreath spirea |
Spirea nipponica |
7' |
MODERATELY Firewise (2) |
LZ2 |
| Nootka falsecypress |
Xanthacyparis nootkatensis |
30' |
NOT Firewise (4) |
LZ3 |
| nordmann fir |
Abies nordmanniana |
100.0' |
AT RISK Firewise (3) |
LZ4 |
| northern bayberry |
Myrica pensylvanica |
10' |
MODERATELY Firewise (2) |
LZ2 |
| northern catalpa |
Catalpa speciosa |
50' |
Firewise (1) |
LZ3 |
| northern elderberry |
Sambucus pubens |
8' |
AT RISK Firewise (3) |
LZ2 |
| northern pin oak |
Quercus ellipsoidalis |
50' |
Firewise (1) |
LZ3 |
| northern red oak |
Quercus borealis |
100.0' |
Firewise (1) |
LZ3 |
| northern red oak |
Quercus rubra |
100.0' |
Firewise (1) |
LZ3 |
| northern white cedar |
Chamaecyparis thyoides |
40' |
NOT Firewise (4) |
LZ3 |
| Norway maple |
Acer platanoides |
50' |
MODERATELY Firewise (2) |
LZ3 |
| Norway spruce |
Picea abies |
75' |
NOT Firewise (4) |
LZ3 |
| nuttal oak |
Quercus nuttallii |
40' |
Firewise (1) |
LZ3 |
| oak leaf hydrangea |
Hydrangea quercifolia |
10' |
MODERATELY Firewise (2) |
LZ2 |
| Ohio buckeye |
Aesculus glabra |
25' |
MODERATELY Firewise (2) |
LZ3 |
| Oklahoma white redbud |
Cercis reniformis 'Oklahoma' |
20' |
MODERATELY Firewise (2) |
LZ3 |
| oleander |
Nerium oleander |
8' |
AT RISK Firewise (3) |
LZ2 |
| olive |
Olea europaea |
25' |
AT RISK Firewise (3) |
LZ3 |
| oregon-grape holly leafed barberry |
Mahonia aquifolium |
10' |
MODERATELY Firewise (2) |
LZ2 |
| oriental arborvitae |
Platycladnus orientalis |
15' |
NOT Firewise (4) |
LZ2 |
| osage orange |
Maclura pomifera |
50' |
Firewise (1) |
LZ3 |
| overcup oak |
Quercus lyrata |
50' |
Firewise (1) |
LZ3 |
| p g hydrangea |
Hydrangea paniculata |
10' |
AT RISK Firewise (3) |
LZ2 |
| pagoda dogwood |
Cornus alternifolia |
30' |
Firewise (1) |
LZ3 |
| palmetto |
Sabal palmetto |
80' |
NOT Firewise (4) |
LZ2 |
| pampas grass |
Cortaderia selloana |
15' |
NOT Firewise (4) |
LZ4 |
| paper mulberry |
Broussonetia papyrifera |
40' |
NOT Firewise (4) |
LZ4 |
| paper or white birch |
Betula papyrifera |
50' |
Firewise (1) |
LZ3 |
| paperbark maple |
Acer griseum |
20' |
MODERATELY Firewise (2) |
LZ3 |
| papyrus |
Cyperus spp. |
5' |
NOT Firewise (4) |
LZ2 |
| parrotia |
Parrotia persica |
50' |
MODERATELY Firewise (2) |
LZ3 |
| paw paw |
Asimina triloba |
15' |
MODERATELY Firewise (2) |
LZ3 |
| peach |
Prunus persica |
15' |
MODERATELY Firewise (2) |
LZ3 |
| pear |
Pyrus communis |
35' |
Firewise (1) |
LZ3 |
| pearlbush |
Exocorda racemosa |
12' |
MODERATELY Firewise (2) |
LZ3 |
| pecan |
Carya illinoensis |
100.0' |
Firewise (1) |
LZ3 |
| Pekin lilac |
Syringa pekinensis |
8' |
AT RISK Firewise (3) |
LZ2 |
| periwinkle |
Vinca minor |
<1' |
AT RISK Firewise (3) |
LZ1 |
| persimmon |
Diospyros virginiana |
35' |
Firewise (1) |
LZ3 |
| phragmites grass |
Phragmites australis |
10' |
NOT Firewise (4) |
LZ4 |
| piedmont azalea |
Rhododendron canescens |
8' |
Firewise (1) |
LZ2 |
| pignut hickory |
Carya glabra |
50' |
Firewise (1) |
LZ3 |
| pin oak |
Quercus palustris |
50' |
Firewise (1) |
LZ3 |
| pinckneya |
Pinckneya pubens |
25' |
Firewise (1) |
LZ2 |
| pinkshell azalea |
Rhododendron vaseyi |
8' |
Firewise (1) |
LZ2 |
| pinxterbloom azalea |
Rhododendron periclymenoides |
8' |
Firewise (1) |
LZ2 |
| pitch pine |
Pinus rigida |
30' |
NOT Firewise (4) |
LZ3 |
| plum yew |
Cephlotaxus harringtonia |
10' |
NOT Firewise (4) |
LZ2 |
| plumleaf azalea |
Rhododendron prunifolium |
8' |
Firewise (1) |
LZ2 |
| podocarpus |
Podocarpus macrophyllus |
15' |
NOT Firewise (4) |
LZ2 |
| poet's laurel |
Danae racemosa |
5' |
AT RISK Firewise (3) |
LZ2 |
| poison ivy |
Toxidendron radicans |
25' |
NOT Firewise (4) |
LZ3 |
| poison sumac |
Toxidendron vermix |
15' |
AT RISK Firewise (3) |
LZ4 |
| pomegranate |
Punica granatum |
8' |
AT RISK Firewise (3) |
LZ2 |
| pond cypress |
Taxodium ascendens |
75' |
NOT Firewise (4) |
LZ3 |
| ponderosa pine |
Pinus ponderosa |
50' |
NOT Firewise (4) |
LZ3 |
| porcelainberry |
Ampelopsis brevipedunculata |
50' |
NOT Firewise (4) |
LZ4 |
| Port Orford cedar |
Chamaecyparis lawsoniana |
50' |
NOT Firewise (4) |
LZ3 |
| possum-haw holly |
Ilex decidua |
8' |
MODERATELY Firewise (2) |
LZ2 |
| possumhaw viburnum |
Viburnum nudum |
10' |
AT RISK Firewise (3) |
LZ2 |
| post oak |
Quercus stellata |
40' |
Firewise (1) |
LZ3 |
| Prairie crabapple |
Malus ioensis |
20' |
MODERATELY Firewise (2) |
LZ3 |
| pumpkin ash |
Fraxinus tomentosa |
50' |
Firewise (1) |
LZ3 |
| purple beautyberry |
Callicarpa dichotoma |
8' |
AT RISK Firewise (3) |
LZ2 |
| purpleleaf plum |
Prunus cerasifera 'Atropurpurea' |
15' |
MODERATELY Firewise (2) |
LZ3 |
| pussy willow |
Salix discolor |
25' |
Firewise (1) |
LZ3 |
| quaking aspen |
Populus tremuloides |
35' |
Firewise (1) |
LZ3 |
| red alder |
Alnus rubra |
40' |
AT RISK Firewise (3) |
LZ3 |
| red buckeye |
Aesculus pavia |
15' |
MODERATELY Firewise (2) |
LZ3 |
| red bud crabapple |
Malus x zumi var. calocarpa |
20' |
MODERATELY Firewise (2) |
LZ3 |
| red chokeberry |
Aronia arbutifolia |
12' |
Firewise (1) |
LZ2 |
| red horsechestnut |
Aesculus x carnea |
20' |
MODERATELY Firewise (2) |
LZ3 |
| red maple |
Acer rubrum |
50' |
MODERATELY Firewise (2) |
LZ3 |
| red mulberry |
Morus rubra |
50' |
Firewise (1) |
LZ3 |
| red pine |
Pinus resinosa |
40' |
NOT Firewise (4) |
LZ3 |
| red spruce |
Picea rubens |
75' |
NOT Firewise (4) |
LZ3 |
| red tip |
Photinia x fraseri |
12' |
MODERATELY Firewise (2) |
LZ2 |
| redbud |
Cercis canadensis |
20' |
MODERATELY Firewise (2) |
LZ3 |
| redosier dogwood |
Cornus sericea |
10' |
Firewise (1) |
LZ2 |
| redvein ekianthus |
Enkianthus campanulatus |
8' |
MODERATELY Firewise (2) |
LZ2 |
| reed grass |
Calamagrostis spp. |
15' |
NOT Firewise (4) |
LZ2 |
| rhodora |
Rhododendron canadense |
8' |
AT RISK Firewise (3) |
LZ2 |
| river birch |
Betula nigra |
50' |
Firewise (1) |
LZ3 |
| rock cotoneaster |
Cotoneaster horizontalis |
3' |
NOT Firewise (4) |
LZ2 |
| rose of sharon |
Hibiscus syriacus |
10' |
Firewise (1) |
LZ2 |
| rosebay rhododendron |
Rhododendron maximum |
15' |
AT RISK Firewise (3) |
LZ2 |
| rosemary |
Rosmarius officinalis |
3' |
NOT Firewise (4) |
LZ2 |
| royal palm |
Roystonea spp. |
75' |
NOT Firewise (4) |
LZ3 |
| rugose rose |
Rosa rugosa |
8' |
AT RISK Firewise (3) |
LZ2 |
| Russian arborvitae |
Microbiota decussata |
3' |
NOT Firewise (4) |
LZ2 |
| Russian olive |
Elaeagnus angustifolia |
40' |
AT RISK Firewise (3) |
LZ3 |
| rusty blackhaw viburnum |
Viburnum rufidulum |
12' |
AT RISK Firewise (3) |
LZ2 |
| sandcherry |
Prunus x cistena |
10' |
AT RISK Firewise (3) |
LZ3 |
| sargent crabapple |
Malus sargentii |
20' |
MODERATELY Firewise (2) |
LZ3 |
| sasanqua camellia |
Camellis sasanqua |
20' |
AT RISK Firewise (3) |
LZ3 |
| sassfras |
Sassafras albidum |
40' |
MODERATELY Firewise (2) |
LZ3 |
| saucer magnolia |
Magnolia x soulangiana |
25' |
Firewise (1) |
LZ3 |
| saw palmetto |
Serenoa repens |
6' |
NOT Firewise (4) |
LZ2 |
| sawtooth oak |
Quercus acutissima |
50' |
Firewise (1) |
LZ3 |
| scarlet oak |
Quercus coccinea |
100.0' |
Firewise (1) |
LZ3 |
| Scot's broom |
Cytisus scoparius |
5' |
MODERATELY Firewise (2) |
LZ2 |
| scot's pine |
Pinus sylvestris |
50' |
NOT Firewise (4) |
LZ3 |
| scrub or bear oak |
Quercus illicifolia |
25' |
AT RISK Firewise (3) |
LZ3 |
| Senegal date palm |
Phoenix reclinata |
35' |
NOT Firewise (4) |
LZ3 |
| seven son's flower |
Heptacodium miconioides |
15' |
Firewise (1) |
LZ3 |
| shagbark hickory |
Carya ovata |
50' |
Firewise (1) |
LZ3 |
| shantung maple |
Acer truncatum |
25' |
Firewise (1) |
LZ3 |
| sheep laurel |
Kalmia angustifolia |
4' |
MODERATELY Firewise (2) |
LZ2 |
| shellbark hickory |
Carya laciniosa |
50' |
Firewise (1) |
LZ3 |
| shingle oak |
Quercus imbricaria |
50' |
Firewise (1) |
LZ3 |
| shining sumac |
Rhus copallina |
25' |
AT RISK Firewise (3) |
LZ2 |
| shortleaf pine |
Pinus echinata |
50' |
NOT Firewise (4) |
LZ4 |
| shrubby st. johnswort |
Hypericum prolificum |
4' |
AT RISK Firewise (3) |
LZ2 |
| shumard oak |
Quercus shumardii |
50' |
Firewise (1) |
LZ3 |
| Siberian crabapple |
Malus baccata |
20' |
MODERATELY Firewise (2) |
LZ3 |
| Siberian elm |
Ulmus pumila |
50' |
Firewise (1) |
LZ3 |
| Siberian peashrub |
Caragana arborescens |
10' |
AT RISK Firewise (3) |
LZ3 |
| siebold viburnum |
Viburnum sieboldii |
12' |
AT RISK Firewise (3) |
LZ2 |
| silky dogwood |
Cornus amomum |
8' |
Firewise (1) |
LZ2 |
| silver fleece vine |
Polygonum aubertii |
50' |
NOT Firewise (4) |
LZ4 |
| silver linden |
Tilia tomentosa |
45' |
Firewise (1) |
LZ3 |
| silver maple |
Acer saccharinum |
50' |
MODERATELY Firewise (2) |
LZ3 |
| singleleaf ash |
Fraxinus ornus 'Rotundifolia' |
25' |
Firewise (1) |
LZ3 |
| skimmia |
Skimmia japonica |
3' |
NOT Firewise (4) |
LZ2 |
| slash pine |
Pinus elliottii |
50' |
NOT Firewise (4) |
LZ4 |
| slender deutzia |
Deutzia gracilis |
4' |
MODERATELY Firewise (2) |
LZ2 |
| slippery elm |
Ulmus rubra |
40' |
Firewise (1) |
LZ3 |
| small-leaf arrowwood viburnum |
Viburnum obovatum |
12' |
AT RISK Firewise (3) |
LZ2 |
| smokebush |
Cotinus coggygria |
20' |
Firewise (1) |
LZ3 |
| smooth alder |
Alnus serrulata |
10' |
MODERATELY Firewise (2) |
LZ3 |
| smooth hydrangea |
Hydrangea arborescens |
6' |
Firewise (1) |
LZ3 |
| smooth sumac |
Rhus glabra |
15' |
Firewise (1) |
LZ3 |
| smoothleaf elm |
Ulmus carpinifolia |
40' |
Firewise (1) |
LZ3 |
| snowberry |
Symphoricarpus albus |
8' |
AT RISK Firewise (3) |
LZ2 |
| sourwood |
Oxydendrum arboreum |
40' |
MODERATELY Firewise (2) |
LZ3 |
| Southern arrowood viburnum |
Viburnum dentatum |
12' |
AT RISK Firewise (3) |
LZ2 |
| southern bush-honeysuckle |
Diervilla sessifolia |
5' |
MODERATELY Firewise (2) |
LZ2 |
| southern catalpa |
Catalpa bignonioides |
50' |
Firewise (1) |
LZ3 |
| southern magnolia |
Magnolia grandiflora |
75' |
NOT Firewise (4) |
LZ3 |
| southern red oak |
Quercus falcata |
100.0' |
Firewise (1) |
LZ3 |
| sparkleberry |
Vaccinium arboreum |
8' |
AT RISK Firewise (3) |
LZ2 |
| speckled alder |
Alnus incana |
15' |
MODERATELY Firewise (2) |
LZ3 |
| spicebush |
Lindera benzoin |
8' |
AT RISK Firewise (3) |
LZ2 |
| spindletree |
Euonymus americanus |
25' |
MODERATELY Firewise (2) |
LZ3 |
| spineless yucca |
Yucca elephantipes |
2' |
AT RISK Firewise (3) |
LZ2 |
| staghorn sumac |
Rhus typhina |
15' |
Firewise (1) |
LZ3 |
| star magnolia |
Magnolia stellata |
10' |
Firewise (1) |
LZ2 |
| stephandra |
Stephandra incisa |
4' |
AT RISK Firewise (3) |
LZ2 |
| stewartia |
Stewartia ovata |
15' |
MODERATELY Firewise (2) |
LZ3 |
| stone pine |
Pinus cembra |
30' |
NOT Firewise (4) |
LZ3 |
| striped maple |
Acer pensylvanicum |
25' |
Firewise (1) |
LZ3 |
| sugar hackberry |
Celtis laevigata |
50' |
MODERATELY Firewise (2) |
LZ3 |
| sugar maple or rock maple |
Acer saccharum |
50' |
MODERATELY Firewise (2) |
LZ3 |
| summersweet |
Clethra alnifolia |
4' |
Firewise (1) |
LZ2 |
| swamp azalea |
Rhododendron viscosum |
8' |
Firewise (1) |
LZ2 |
| swamp chestnut oak |
Quercus michauxii |
50' |
Firewise (1) |
LZ3 |
| swamp white oak |
Quercus bicolor |
50' |
Firewise (1) |
LZ3 |
| sweet azalea |
Rhododendron arborescens |
8' |
Firewise (1) |
LZ2 |
| sweet viburnum |
Viburnum odoratissimum |
25' |
MODERATELY Firewise (2) |
LZ2 |
| sweetbay magnolia |
Magnolia virginiana |
25' |
MODERATELY Firewise (2) |
LZ3 |
| sweetgum |
Liquidambar styraciflua |
50' |
Firewise (1) |
LZ3 |
| sycamore |
Platanus occidentalis |
75' |
MODERATELY Firewise (2) |
LZ3 |
| sycamore maple |
Acer pseudoplatanus |
50' |
MODERATELY Firewise (2) |
LZ3 |
| tamarack |
Larix laricina |
50' |
AT RISK Firewise (3) |
LZ3 |
| tamarix |
Tamarix ramosissima |
8' |
AT RISK Firewise (3) |
LZ3 |
| tatarian honeysuckle |
Lonicera tatarica |
10' |
AT RISK Firewise (3) |
LZ2 |
| tatarian maple |
Acer tataricum |
20' |
Firewise (1) |
LZ3 |
| tea-oil camellia |
Camellia oleifera |
20' |
AT RISK Firewise (3) |
LZ3 |
| Texas persimmon |
Diospyros texana |
25' |
MODERATELY Firewise (2) |
LZ2 |
| tree of heaven |
Ailanthus altissima |
50' |
MODERATELY Firewise (2) |
LZ4 |
| trident maple |
Acer buergeranum |
50' |
Firewise (1) |
LZ3 |
| trumpet vine |
Campsis radicans |
40' |
NOT Firewise (4) |
LZ2 |
| Tulip tree |
Magnolia x loebneri |
20' |
Firewise (1) |
LZ3 |
| tulip-poplar or yellow poplar |
Liriodendron tulipifera |
100.0' |
Firewise (1) |
LZ3 |
| two-winged silverbell |
Halesia diptera |
20' |
Firewise (1) |
LZ3 |
| umbrella magnolia |
Magnolia tripetala |
30' |
AT RISK Firewise (3) |
LZ3 |
| umbrella-pine |
Sciadopitys verticillata |
50' |
NOT Firewise (4) |
LZ3 |
| Ural false spiraea |
Sorbaria sorbifolia |
8' |
AT RISK Firewise (3) |
LZ2 |
| van houtte bridalwreath spirea |
Spirea xvanhouttei |
6' |
AT RISK Firewise (3) |
LZ2 |
| vernal witchhazel |
Hamamelis vernalis |
12' |
Firewise (1) |
LZ3 |
| virgin's bower clematis |
Clematis virginiana |
40' |
NOT Firewise (4) |
LZ4 |
| Virginia creeper |
Parthenocissus quinquifolia |
30' |
NOT Firewise (4) |
LZ2 |
| Virginia pine |
Pinus virginiana |
50' |
NOT Firewise (4) |
LZ3 |
| Virginia rose |
Rosa virginiana |
12' |
NOT Firewise (4) |
LZ2 |
| Virginia sweetspire |
Itea virginica |
6' |
AT RISK Firewise (3) |
LZ2 |
| wafer ash |
Ptelea trifoliata |
25' |
Firewise (1) |
LZ3 |
| Washington hawthorn |
Crataegus phaenopyrum |
25' |
Firewise (1) |
LZ2 |
| Washington palm |
Washingtonia robusta |
70' |
NOT Firewise (4) |
LZ3 |
| water oak |
Quercus nigra |
40' |
Firewise (1) |
LZ3 |
| water tupelo |
Nyssa aquatica |
50' |
Firewise (1) |
LZ3 |
| wax myrtle |
Myrica cerifera |
10' |
AT RISK Firewise (3) |
LZ2 |
| weeping forsythia |
Forsythia suspensa |
8' |
MODERATELY Firewise (2) |
LZ2 |
| weeping Higan cherry |
Prunus subhirtella 'Pendula' |
10' |
AT RISK Firewise (3) |
LZ3 |
| weeping willow |
Salix babylonica |
75' |
Firewise (1) |
LZ3 |
| weigela |
Weigela florida |
4' |
MODERATELY Firewise (2) |
LZ2 |
| western arborvitae |
Thuja plicata |
100.0' |
NOT Firewise (4) |
LZ3 |
| western red cedar |
Juniperus scopulorum |
50' |
NOT Firewise (4) |
LZ3 |
| white ash |
Fraxinus americana |
100.0' |
Firewise (1) |
LZ3 |
| white fir |
Abies concolor |
80' |
AT RISK Firewise (3) |
LZ4 |
| white mulberry |
Morus alba |
30' |
Firewise (1) |
LZ3 |
| white oak |
Quercus alba |
100.0' |
Firewise (1) |
LZ3 |
| white pine |
Pinus strobus |
75' |
NOT Firewise (4) |
LZ3 |
| white poplar |
Populus alba |
30' |
Firewise (1) |
LZ3 |
| white spruce |
Picea glauca |
40' |
NOT Firewise (4) |
LZ3 |
| white willow |
Salix alba |
100.0' |
Firewise (1) |
LZ3 |
| whitebarked Himalayan birch |
Betula jacquemontii |
35' |
Firewise (1) |
LZ3 |
| Whitespire birch |
Betula platyphylla 'Whitespire' |
35' |
Firewise (1) |
LZ3 |
| wild black cherry |
Prunus serotina |
50' |
Firewise (1) |
LZ3 |
| willow oak |
Quercus phellos |
50' |
Firewise (1) |
LZ3 |
| willowleaf cotoneaster |
Cotoneaster salicifolia |
3' |
NOT Firewise (4) |
LZ3 |
| winged elm |
Ulmus alata |
50' |
Firewise (1) |
LZ3 |
| winter honeysuckle |
Lonicera fragrantissima |
10' |
MODERATELY Firewise (2) |
LZ3 |
| Winter King green hawthorn |
Crataegus viridis 'Winter King' |
25' |
Firewise (1) |
LZ2 |
| winterberry holly |
Ilex verticillata |
8' |
Firewise (1) |
LZ2 |
| wintercreeper euonymus |
Euonymus fortunei |
<2' |
AT RISK Firewise (3) |
LZ3 |
| wintergreen |
Gaultheria procumbens |
1' |
AT RISK Firewise (3) |
LZ1 |
| wintergreen barberry |
Berberis julianae |
6' |
Firewise (1) |
LZ2 |
| wisteria |
Wisteria floribunda |
50' |
NOT Firewise (4) |
LZ4 |
| yaupon holly |
Ilex vomitoria |
12' |
AT RISK Firewise (3) |
LZ2 |
| yeddo hawthorne |
Raphiolepis umbellata |
3' |
AT RISK Firewise (3) |
LZ2 |
| yellow birch |
Betula alleghaniensis |
50' |
Firewise (1) |
LZ3 |
| yellow buckeye |
Aesculus flava |
50' |
MODERATELY Firewise (2) |
LZ4 |
| yellowroot |
Xanthorhiza simplicissima |
1' |
MODERATELY Firewise (2) |
LZ2 |
| yellowtwig dogwood |
Cornus sericea 'Flaviramea' |
10' |
Firewise (1) |
LZ2 |
| yellowwood |
Cladrastis kentukea |
40' |
MODERATELY Firewise (2) |
LZ3 |
| Yoshino cherry |
Prunus x yedoensis |
15' |
Firewise (1) |
LZ3 |
| yucca |
Yucca filamentosa |
2' |
AT RISK Firewise (3) |
LZ2 |
| zenobia |
Zenobia pulverulata |
3' |
AT RISK Firewise (3) |
LZ2 |
