Cold Hardiness Ratings for 



Zone 



Abeliophyllum disUchum (white forsythia) . . . 5b 



Acer platanoides (Norway maple) 4 



Aesculus cornea (red horsechesnut) 4 



Arctostaphylos uva-ursi (bearberry) 3 



Azalea Indian hybrid (Indian azalea) 9 



Azalea Kurume hybrid (Kurume azalea) .... 7 



Azalea Mollis hybrid (Mollis azalea) 5 



Bauhinia variegata (purple orchid tree) 10 



Berberis daruini (Darwin barberry) 8 



Betula pendula (European white birch) 2 



Bouvardia Coral' (Coral bouvardia) 9 



Biitia capitata (Pindo palm) 8b 



Camellia reticulata (reticulata camellia) 9 



Camellia sasanqua (sasanqua camellia) 7b 



Carya pecan Major' (pecan) 5 (grows) 



6 (fruits) 



Ceanothus impressus (Santa Barbara ceano- 8 

 thus). 



Cedrus deodara (deodar cedar) 7b 



Chamaecyparis pisifera (Sawara cypress) .... 4 



Cinnamomum camphora (camphor tree) 9 



Cistus laurifolius (laurel rock-rose) 7 



Cistus purpureus (purple rock-rose) 8 



Cornus alba (Tatarian dogwood) 3 



Cytisus praeco.x (Warminster broom) 6 



Elaeagniis multiflora (cherry multiflora) 5 



Elaeagnus pungens (thorny elaeagnus) 7 



Eriobotrya japonica (loquat) 8 



Euonymus alatus (winged euonymus) 4 



Euphorbia pulcherrima (poinsettia) 10 



Fremontia mexicana (San Diego fremontia) . 9 



Ginkgo biloba (ginkgo, maidenhair-tree) 5 



Hibiscus rosa-sinensis (Chinese hibiscus) 9b 



Hibiscus syriacus (shrub althea) 6 



Some Additional Woody Plants 



Zone 



Hypericum patulum Hidcote" (Hidcote St. 7 

 Johnswort). 



Iberis sempervirens (evergreen candytuft) . . 6 



Ilex crenata convexa (convexleaf Japanese 7 

 holly). 



Jacaranda acutifolia (jacaranda) 10 



Juglans regia (English or Persian walnut) ... 6 



Juniperus horizontalis (creeping juniper) .... 3 



Koelreuteria paniculata (goldenrain-tree) .... 6 



Laburnum watereri (Waterer laburnum) 6 



Lagerstroemia indica (crapemyrtle)]. 7 



Mahonia aquifolium (Oregon hollygrape) . . 6 



Malus arnoldiana (Arnold crabapple) 5 



Metasequoia glyptostroboides (Dawn red- 5b 

 wood). 



Nerium oleander (oleander) 8 



Olea europaea (common olive) 9 



Picea abies (Norway spruce) 2 



Pieris japonica (Japanese andromeda) 6 



Pinus mugo mughus (Mugho pine) 3 



Pinus radiata (Monterey pine) 7 



Pinus strobus (white pine) 4 



Raphiolepis indica rosea (pink raphiolepis) . . 8 



Rhododendron 'America' (hybrid rhododen- 5 

 dron). 



Rhododendron loderi 'King George' (hybrid 8 

 rhododendron). . 



Rhododendron 'Purple Splendor" (hybrid rho- 7 



dodendron). 



Rosa rugosa (rugosa rose) 3 



Schinus terebinthifolius (Brazilian pepper 9 

 tree). 



Sequoia sempennrens (redwood) 8 



Sequoiadendron giganteum (giant sequoia). 7 



Ulmus americana (American elm) 2 



Zelkoia serrata (Japanese zelkova) 6 



Washington, D.C. Jssued May 1960 



For sale by the Superintendent oF Documents, U.S. Government Printing OFfice, Washington 25, D.C. - Price 15 cents 



us. GOVERNMENT PRINTING OFFICE : 1960 OF — 537035 



