Species list
Below you’ll find all the species and varieties we might work with. You’ll notice some big names are missing from this list. This is deliberate as we try to rebalance the family, genus, species numbers for the city to better protect the entire tree stock from the impacts of pathogens and other stressors.
The species are listed in Alphabetical order with the family name in bold.
Aquifoliaceae - Holly Family
Ilex aquifolium (Holly)
Ilex aquifolium 'Aurea marginata' (Holly)
Ilex aquifolium ‘Ferox argentata’ (Variegated Hedgehog-holly)
Ilex X altaclarensis (Highclere Holly)
Araliaceae - Angelica Family
Aralia elata (Japanese Angelica Tree)
Betulaceae - Birch Family
Alnus cordata (Italian Alder)
Alnus glutinosa (Common Alder)
Alnus glutinosa 'Laciniata' (Cut-leaved Alder)
Alnus lusitanica (Iberian Alder)
Betula albosinensis ‘Red Panda’ (Chinese Red Birch)
Betula pubescens (Downy Birch)
Betula utilis jacquemontii (Jacquemont's Birch)
Ostrya carpinifolia (European Hop-hornbeam)
Bignoniaceae - Bignonia Family
Catalpa bignonoides (Indian Bean Tree)
Catalpa x erubescens (Hybrid Catalpa)
Chitalpa x tashkentensis 'Pink Dawn' (Desert Willow)
Chitalpa x tashkentensis 'Summer Bells' (Desert Willow)
Cannabaceae - Hemp family
Celtis australis (Mediterranian Hackberry / Nettle Tree)
Celtis cerasifera (Cherry Hackberry)
Celtis occidentalis (Common Hackberry)
Caprifoliaceae - Honeysuckle Family
Sambucus nigra (Elder)
Carpinaceae - Hornbeam Family
Carpinus betula (Hornbeam)
Carpinus betula 'Fastigiata' (Fastigiate Hornbeam)
Carpinus betulus ‘Lucas’ (Hornbeam)
Carpinus betulus ‘Streetwise’ (Hornbeam)
Carpinus orientalis (Oriental Hornbeam)
Celastraceae - Staff-vine Family
Euonymus alatus (Winged Spindle)
Euonymus latifolius (Large-leaved Spindle)
Cephalotaxacea - Cowtail Pine Family
Cephalotaxus fortuni (Chinese Cowtail Pine)
Cercidiphyllaceae - Katsura Family
Cercidiphyllum japonicum (Katsura Tree)
Cornaceae - Dogwood Family
Cornus controversa (Wedding Cake Tree)
Cornus mas (Cornellian Cherry)
Corylaceae - Hazel Family
Corylus avellana (Hazel)
Corylus colurna (Turkish Hazel)
Cupressaceae - Cypress Family
Chamaecyparis nootkatensis (Nootka Cypress)
Chamaecyparis pisifera ‘ Plumosa’ (Sawara Cypress)
Juniperus chinensis (Chinese Juniper)
Thuja plicata 'Fastigiata' (Fastigiate Western Red Cedar)
Thuja plicata (Western Red Cedar)
Ericaceae - Heather Family
Enkianthus campanulatus (Redvein Enkianthus)
Gaultheria shallon (Shallon)
Pieris formosa (Himalayan Andromeda)
Pieris japonica (Japanese Andromeda)
Eucommiaceae - Gutta-percha Family
Eucommia ulmoides (Gutta-percha Tree)
Gymnocladus dioicus (Kentucky Coffee Tree)
Fabaceae - Pea Family
Cercis canadensis (Eastern Redbud)
Cercis siliqueestrum (Judas Tree)
Cladrastis kentukea (Kentucky Yellowwood)
Gleditsia triacanthos 'Skyline' (Honeylocust)
Laburnocytisus 'Adamii' (Adam's Laburnum)
Robinia pseudoacacia (False Acacia)
Sophora japonica (Japanese Pagoda Tree)
Fagaceae - Beech Family
Castanea sativa (Sweet Chestnut)
Castanea sativa ‘Aureomarginata’ (Vairegated Sweet Chestnut)
Fagus sylvatica (Beech)
Fagus sylvatica 'Dawyck Gold (Fastigiate Golden Beech)
Fagus sylvatica 'Heterophylla' (Fern-leaved Beech)
Fagus sylvatica 'Purpurea' (Copper Beech)
Fagus sylvatica var. heterophylla ‘Aspleniifolia’ (Fern-leaved Beech)
Nothofagus obliqua (Roble Beech)
Nothofagus procera (Rauli Beech)
Quercus cerris (Turkey Oak)
Quercus ilex (Holm Oak)
Quercus petraea (Sessile Oak)
Quercus robur (Pedunculate Oak)
Quercus rubra (Red Oak)
Quercus urbani (Spoon Oak)
Quercus x hispanica (Lucombe Oak)
Quercus x rosaceae (Pedunculate X Sessile Oak)
Ginkgoaceae - Ginkgo Family
Ginkgo biloba (Maidenhair Tree)
Ginkgo biloba 'Menhir' (Maidenhair Tree 'Menhir')
Hamamelidaceae - Witch-hazel Family
Hamamelis mollis (Witch-hazel)
Liquidambar styraciflua (Sweetgum)
Liquidambar styraciflua 'Worplesdon' (Sweetgum)
Parrotia persica (Persian Ironwood)
Parrotiopsis jaquemontiana (Parrotiopsis)
Juglandaceae - Walnut Family
Carya Illinoinensis (Pecan)
Juglans regia (Walnut)
Pterocarya fraxinifolia (Caucasian Wingnut)
Lythraceae - Loosestrife Family
Lagerstroemia indica (Crepe-myrtle)
Magnoliaceae - Magnolia Family
Liriodendron chinense (Chinese Tulip Tree)
Liriodendron tulipifera (Tulip-tree)
Magnolia 'Kobus' (Magnolia 'Kobus')
Magnolia gandiflora 'Ferruginea' (Magnolia)
Magnolia grandiflora (Southern Magnolia)
Magnolia salicifolia (Willow-leafed Magnolia)
Malvaceae – Mallow Family
Tilia cordata (Small-leaved Lime)
Tilia euchlora (Caucasian Lime)
Tilia platyphyllos (Large-leaved Lime)
Tilia tomentosa (Silver Lime)
Tilia x europea (Common Lime)
Meliaceae - Mahogany Family
Toona sinensis 'flamingo' (Chinese Mahogany)
Moraceae - Mulberry Family
Ficus carica (Fig)
Morus alba (White Mulberry)
Morus nigra (Black Mulberry)
Nyssaceae - Tupelo Family
Davidia involucrata (Handkerchief Tree)
Nyssa sylvatica (Tupelo)
Oleaceae - Olive Family
Fraxinus americana (White Ash)
Fraxinus angustifolia (Narrow-leaved Ash)
Fraxinus latifolia (Oregon Ash)
Fraxinus manchurica (Manchurian Ash)
Fraxinus ornus (Manna Ash)
Fraxinus oxycarpa (Caucasian Ash)
Fraxinus pennsylvanica (Red Ash)
Fraxinus sogdiana (Tianshan Ash)
Paulowniaceae - Paulownia Family
Paulownia tomentosa (Empress/Foxglove Tree)
Paulownia NordMax21 (Foxglove Tree)
Pinaceae - Pine Family
Abies fargesii (Farges' Fir)
Abies grandis (Grand Fir)
Abies procera (Noble Fir)
Cedrus atlantica (Atlas Cedar)
Cedrus deodara (Deodar Cedar)
Cedrus libani (Cedar of Lebanon)
Larix x eurolepis (Hybrid Larch)
Picea abies (Norway Spruce)
Picea omorika (Serbian Spruce)
Picea sitchensis (Sitka Spruce)
Pinus contorta var latifolia (Lodgepole Pine)
Pinus montezumae (Montezuma's Pine)
Pinus nigra (Austrian Pine)
Pinus ponderosa (Ponderosa Pine)
Pinus sylvestris (Scots Pine)
Pinus sylvestris 'Fastigiata' (Sentinel Pine)
Pseudotsuga menziesii (Douglas Fir)
Tsuga canadensis (Eastern Hemlock)
Tsuga heterophylla (Western Hemlock)
Platanaceae - Plane Family
Platanus orientalis (Oriental Plane)
Platanus x acerifolia (London Plane)
Salicaceae - Willow Family
Populus alba 'Pyramidalis' (White Poplar)
Populus tremula (Aspen)
Populus x canescens (Grey Poplar)
Populus x euramericana (Hybrid Black Poplar)
Salix alba (White Willow)
Salix alba 'Argentea' (Silver Willow)
Salix caprea (Goat Willow)
Salix cinerea (Grey Willow)
Salix fragilis (Crack Willow)
Sapindaceae - Soapberry Family
Acer campestre (Field Maple)
Acer campestre 'Louisa Red Shine' (Field Maple 'Louisa Red Shine')
Acer campestre 'Streetwise' (Field Maple)
Acer griseum (Paperbark Maple)
Acer hersii (Hers’s Maple)
Acer japonicum (Downy Japanese Maple)
Acer negundo (Box-elder Maple)
Acer palmatum (Smooth Japanese Maple)
Acer platanoides (Norway Maple)
Acer platanoides ‘Crimson Sentry’ (Norway Maple)
Acer platanoides 'Princeton Gold' (Norway Maple)
Acer rufinerve (Snake-bark Maple)
Acer tataricum subsp. ginnala (Amur Maples)
Aesculus hippocastanum (Horse Chestnut)
Koelreuteria paniculata (Pride of India / Golden Raintree)
Simaroubaceae - Quassia Family
Ailanthus altissima (Tree of Heaven)
Staphyleaceae - Bladder Nut family
Staphyllea pinnata (Bladder Nut)
Styracaceae - Storax Family
Halesia Carolina (Snowdrop Tree)
Styrax japonica (Snowbell)
Tamaricaceae - Tamarisk Family
Tamarix africana (African Tamrisk)
Tamarix gallica (Common Tamarisk)
Tamarix tetandra (Four-stamen Tamarisk)
Taxaceae - Yew Family
Cryptomeria japonica (Japanese Red Cedar)
Metasequoia glyptostroboides (Dawn Redwood)
Sequoia sempervirens (Coast Redwood)
Sequoiadendron giganteum (Giant Sequoia)
Taxodium distichum (Swamp Cypress)
Taxus baccata (Yew)
Taxus baccata 'Fastigiata' (Fastigiate Irish Yew)
Torreya californica (Californian Nutmeg)
Theaceae - Tea Family
Stuartia pseudocamellia (Deciduous Camellia)
Ulmaceae - Elm Family
Ulmus 'New Horizon' (Elm)
Ulmus glabra (Wych Elm)
Ulmus lutece (Ulmus 'Nanguen')
Zelkova carpinifolia (Caucasian Zelkova)
Zelkova serrata (Japanese Zelkova)
Zelkova sinica (Chinese Zelkova)