
TREES ~ SPRING 2008
| Botanical Name | Origin | Introduced | Common Name | |
| Acer campestre (AGM) | Low & well branched, medium-size, round headed native tree. 3 to 5-lobed leaves turn clear yellow in autumn often persisting well & giving spectacular displays. Very hardy. Fertile, moist yet drained soil in sun or part shade. Ht: to 12m (40ft) | Native, Europe, W.Asia | Field or Hedge Maple | |
| Acer campestre 'Carnival' | A lovely form of our native Field Maple the pinnate, green leaves having a broad, irregular cream margin. Young leaves flushed pink. Best grown in light shade in retentive yet drained soil. Large shrub or small, rounded tree. | Field Maple | ||
| Acer campestre 'Postelense' | Attractive large shrub or mop-headed, small tree the small, red stalked, palmate laeves golden-yellow when young turning yellow-green with age. best planted in light shade in a retentive yet free draining soil. Ht: 3m+ | c. 1869 | Field Maple | |
| Acer capillipes (AGM) | An attractive small tree with white striped green-brown bark & young shoots coral red. Bright green, shiny, 3-lobed leaves are held on red stems. Attractive orange & red autumn tints. Prefers reasonably moist, fertile soil. Ht: to 13.0m. | Japan | 1892 | Snake Bark Maple |
| Acer cappadocicum 'Aureum' (AGM) | A lovely, broad crowned, small tree densely packed with finely pointed, glossy palmate leaves red when young then golden yellow for many weeks; rich butter-yellow in autumn. May be pruned as large shrub if required. Prefers moist but not wet soil. Ht:5.0m+ | Cauc., W.Asia, Himalaya | c 1914 | Caucasian Maple |
| Acer cappadocicum 'Rubrum' (AGM) | A lovely small to medium-size, broad headed tree densely packed with glossy, finely pointed palmate leaves opening a striking fiery red then turning green; butter-yellow in autumn. May be pruned as large shrub if required. Ht: to 7.0m+ | Caucasus & W.Asia | 1838 | Caucasian Maple |
| Acer campbellii yunnanense | A very unusual specied from the Yunnan region of China. Charming, medium-size, slender tree with deeply lobed leaves, red when young and often colouring well in autumn. Requires a fertile, drained yet retentive soil in a sheltered, preferably woodland situation. | Yunnan, China | Maple | |
| Acer davidii 'George Forrest' (AGM) | A small tree of open loose habit. Large, lustrous, dark green maple-like leaves on bright red stalks. Beautiful striped green & white bark. Good Autumn colour. Greenish red fruits in autumn. Fertile, moist yet drained soil in sun or part shade. 8m x 6m. | Yunnan,China | 1921-2 | Snake Bark Maple |
| Acer davidii 'Serpentine' | Excellent, small, deciduous tree with a strongly striated green & white 'Snakebark'. Small green leaves of red stalks taking on rich red & orange autumn hues. Red fruit. Retentive yet well drained soil in sun or part shade. Ht: to 4m. | Snake Bark Maple | ||
| Acer x freemanii 'Autumn Blaze' | Medium-size, deciduous tree the green, palmate, lobed leaves turning a superb red in autumn. Fertile, moist yet reasonably drained soil in sun or part shade - avoid cold, windy sites. | A.rubrum x A.saccharinum | Maple | |
| Acer griseum (AGM) | A really beautiful small tree. Old bark flakes & peels to reveal cinnamon-coloured new bark. Leaves trifoliate late to open orange-buff, then green before becoming richly coloured in autumn. Fertile, moist yet drained soil in sun or part shade. Ht: to12m | Central China | 1901 | Paperbark Maple |
| Acer grosseri var. hersii (AGM) | A very attractive maple with wonderfully marbled grey-green & white bark. Conspicuous long racemes of fruits. Heart-shaped leaves with good autumn colour. Broad, round-headed small tree. Any reasonably retentive soil. Ht: to 9m | C.China | 1921 | Snakebark Maple |
| Acer laxiflorum | Rare, small, spreading tree with the bark becoming striped green & white. Taper pointed, shallowly lobed, dark green leaves becoming rusty brown in autumn. Rich, not too chalky soil in sun or part shade. To: 6x7m. | W China | 1908 | Maple |
| Acer micranthum | A small tree or large shrub, the finely cut, 5-lobed leaves are beautifully tinted thoughout the growing season turning red in autumn. Fertile, reasonably drained soil. Ht: to 4m. | Japan | 1879 | Maple |
| Acer oliverianum | Handsome large shrub or very small tree with deeply, 5-lobed, rather palmate-like leaves. Good orange, red and purple autumn colour. Humus rich, retentive soil in dappled shade out of cold winds. To: 3x2m. | C China | 1901 | Maple |
| Acer orizabense | Rare Japanese tree which is closely allied to A. negundo. Regret no further information available yet! | Maple | ||
| Acer 'Pacific Sunset' | (A.truncatum x A. platanoides). Combines the best features of both parents in a medium size tree the rounded crown formed from a fine-textured branch structure. Dark green, palmate leaves turn orange to red in autumn. Reasonably drained yet retentive, humus rich soil. To: 12x10m. | A.truncatum x A. platanoides | Maple | |
| Acer pennsylvanicum (AGM) | Broadly upright, medium-size tree with attractive green & white striped bark. The broad, bright green leaves, with 3 forward facing lobes, turn clear yellow in autumn. Long, drooping clusters of greenish-yellow flowers. Fertile, moist yet drained soil in sun or part shade; dislikes chalk. To 12x10m. | E North America | 1755 | Striped Maple |
| Acer platanoides 'Crimson King' (AGM) | A handsome, large tree with 5-lobed leaves of deep crimson-purple. Conspicuous clusters of yellow-red flowers on bare stems in spring. Spreading head. Any reasonable, moisture retentive soil. Best colour in sun. Ht: to 30m. | c. 1946 | Norway Maple | |
| Acer platanoides 'Crimson Sentry' | Medium-size tree with a narrow, columnar head. Large, palmate, 3 to 5-lobed, dark rich-crimson leaves all summer. Clusters of yellow flowers with the opening leaves in spring. Fertile, moist yet drained soil in sun or part shade. Ht: to 12m. | Norway Maple | ||
| Acer platanoides 'Drummondii' (AGM) | A striking, specimen, medium-size tree. Broad, five-lobed leaves of sage-green attractively margined creamy white. Dense, globe-shaped crowns. Prefers retentive soil in not too exposed position. Ht: to 6m+ | c. 1903 | Norway Maple | |
| Acer pseudoplatanus 'Brilliantissimum' (AGM) | Distinctive slow growing, small, mop headed tree. Large, palmate leaves of a gloriuous shrimp-pink in spring changing through pale yellow to green. Any reasonable, moist soil out of cold winds. 3.0-4.5m in 10 years. | c.1905 | Ornamental Sycamore | |
| Acer pseudoplatanus 'Simon Louis Freres' | A slow growing form the 5-lobed leaves opening pink then turning creamy-green speckled white in summer. Drooping panicles of yellow-green flowers in late spring. Any reasonable, fertile soil in sun or part shade. To: 10x10m. | c. 1881 | Sycamore | |
| Acer rubrum | Round headed tree the large, 3-5 lobed, dark green leaves, blue-white beneath, turn bright red in autumn. Upright clusters of small, red flowers; spring. fertile, retentive yet drained soil; colours best in acid conditions. To: 20x10m. | East North America | c.1656 | Red Maple |
| Acer rubrum 'October Glory' | Round headed, medium-large tree with glossy, 3-5 lobed, dark green leaves (bluish beneath) turning brilliant red in Autumn. Erect clusters of small flowers in Spring. Fertile, moist yet drained soil - best colour on acid soil. To: 20x10m. | East North America | Red Maple | |
| Acer rubrum 'Red Sunset' | Medium-size tree of dense, upright habitt. In spring the branches are clothed in tiny red flowers. Dark green leaves are glossy above & glaucous beneath before turning rich brilliant-red in autumn. Colours best on neutral to acid soils. Fertile, moist yet drained soil in sun or part shade. To: 20x10m | c.1948 | Red Maple | |
| Acer rubrum 'Scanlon' | Medium-size tree forming a broadly columnar head. Large, palmate, dark green leaves turn rich red in Autumn - best colour on neutral & acid soils. Free growing variety for a reasonably fertile, retentive soil. Ht: 15m+ | America | c.1948 | Red or Canadian Maple |
| Acer rufinerve | Medium-size, arching, domed tree with attractive green & white striped branches. Large, palmate, 3-lobed, shiny green leaves turn red in autumn. Greenish-yellow flowers. Fertile, moist yet drained soil in sun. 10x10m. | Japan | 1878 | Maple |
| Acer saccharinum (AGM) | Fast growing, spreading tree often with pendant branches. Sharply toothed, 5 lobed leaves light green above, silvery-white beneath turning to shades of yellow & red in autumn. Greenish-yellow flowers. Fertile, moist yet drained soil in sun or part shade. To: 25x15m. | E.North America | 1725 | Silver Maple |
| Acer saccharinum laciniatum | Fast growing, spreading tree with pendant lower branches. Sharply toothed, 5 lobed, very deeply cut leaves light green above, silvery-white beneath turning to shades of yellow & red in autumn. Greenish-yellow flowers. Fertile, moist yet drained soil in sun or part shade. To: 25x15m. | E.North America | Silver Maple | |
| Acer saccharinum pyramidale | An upright growing form making a large, fast growing tree. Leaves deeply 5-lobed, silvery-white beneath are most attractive when ruffled by the wind; good autumn tints. Fertile, moist yet drained soil in sun or part shade. To: 25x10m. | E. North America | Silver Maple | |
| Acer tataricum ginnala 'Flame' | (syn. A.ginnala) Vigorous tree with slender, arching branches. Deeply 3-lobed, glossy, green leaves turn orange and flame-crimson in autumn. Upright heads of creamy-white flowers, late spring, followed by red-winged fruit. Fertile, moist yet drained soil in sun or part shade. To: 10x8m. | Tatrian Maple | ||
| Aesculus x carnea 'Briottii' (AGM) | Compact, round headed, large tree with a crown of dense palmate leaves. Upright candles of rose-pink flowers, May followed by smooth coated conkers. For very large gardens or open spaces only Any reasonable soil & aspect. 15m+. | A.hippocastum x A.pavia | 1858 | Red Horse Chestnut |
| Aesculus flava (syn.A.octandra) (AGM) | Medium to large size tree with upright 'candles' of near yellow flowers in May & June. Chestnut-like leaves with 5-7 leaflets usually giving good autumn colour. Any reasonable soil in sun or part shade. For large, open spaces only. Ht:to 28m. | SE USA | 1764 | Sweet Buckeye |
| Aesculus hippocastanum (AGM) | Familiar large, fast growing, majestic tree with a tall, rounded crown. Very impressive when covered in upright 'candles' of white flowers in May followed by spiky conkers in autumn. For large open spaces only Any reasonable soil. Ht:to 25m. | Greece, Albanian border | 17thC | Horse Chestnut |
| Aesculus hippocastanum 'Baumanii' (AGM) | (syn.A.h.'Flore Pleno') Large, spreading, rounded tree with typical palmate, 5-7 lobed leaves. Spectacular in ear;y summer when massed with upright candles of double white flowers; does not bear fruit. Vigorous. Any reasonable soil. 25x20m. | Sport | c.1820 | Horse Chestnut - Double |
| Aesculus indica (AGM) | A beautiful large tree with huge, bronze-tinted leaves when young becoming dark glossy-green with age & giving good autumn colour. Large panicles of white, heavily flushed pink flowers to 45cms. Fertile, well drained soil in sun or part shade. To: 15x8m. | NW Himalayas | 1851 | Indian Horse Chestnut |
| Ailanthus altissima (syn. A.glandulosa) (AGM) | Handsome, fast growing tree of spreading habit. Large, dark green, pinnate leaves composed of 15-30 oval leaflets to 1.0m long. Large clusters of small green flowers mid summer followed by attractive winged fruit. Fertile, drained soil. Ht: to 30m | N China | 1751 | Tree of Heaven |
| Alnus cordata (AGM) | Splendid, fast growing, medium to large conical tree with bright green, glistening leaves. Long, drooping male catkins in spring. Any reasonable soil including chalk in sun or part shade. Very hardy. Ht: to 30m | Corsica, S.Italy | 1820 | Italian Alder |
| Alnus glutinosa 'Imperialis' (AGM) | Attractive, graceful, slender, fast growing tree with deeply & finely cut leaves. Long, drooping, yellow catkins in March. Any reasonable soil especially moist. Ht: to 20m. | Europe to Caucasus & Siberia | 1859 | Common Alder var. |
| Alnus incana 'Aurea' | A very hardy, fast growing, medium-large tree with oval to rounded leaves yellow in spring, pale green in summer; grey beneath. Long male catkins. Conical at first but broadening with age. Any reasonable soil including moist. Ht: to 20x10m | Europe, Caucasus | 1780 | Grey Alder - Gold Leaf |
| Amelanchier 'Ballerina' (AGM) | A vigorous small tree with finely toothed leaves bronze when young. Clusters of star-like, white flowers profusely borne in spring. Good autumn foliage colour. Sun or part shade in well drained, but not too dry, soil. 4.0x2.5m (April-May) | A. laevis hyb.? | 1970 | Snowy Mespilus |
| Amelanchier alnifolia 'Obelisk' | Medium-large shrub the upright stems forming a tight, narrow, vase-shape. Short spikes of single, star-like, white flowers on bare stems in Spring. Leaves elliptic, matt, rich moss-green with good autumn colour. Fertile soil in sun - avoid chlak. To: 2.0x1.0m. | Snowy Mespilis | ||
| Amelanchier canadensis (Standard) | Top worked form making a small tree with upright branches. Clouds of star-like, white flowers on the bare wood in spring. Oblong leaves colour richly in autumn. Prefers a moist yet drained, humus rich soil - avoid chalk. To: 4.0x2.5m. | North America | Snowy Mespilus | |
| Amelanchier x grandifora 'Robin Hill' | A small tree of dense, upright habit massed with clusters of star-like, pale pink flowers, from pink buds, fading to white; spring on the bare wood. Ovate leaves emerge bronze, turn through green to orange-red in autumn. Deep, fertile soil - avoid chalk. To: 8m. | A.arborea x A.laevis | Snowy mespilus | |
| Amelanchier x grandiflora 'Rubescens' | Small tree massed with small, star-like, white flowers from dark pink buds; mid spring. Ovate leaves open bronze, turn green by late spring then red & orange in autumn. fertile, retentive soil in sun or part shade - avoid chalk. To: 8X5M. | A.arborea x A.laevis | pre 1920 | Snowy mespilis |
| Aralia elata (AGM) | A small deciduous tree or large suckering shrub with sparse, stout, prickly stems. Very large, dark green leaves have numerous oval, pointed leaflets. Tiny white flowers form a large panicle to 60cms long in late summer. Sheltered, well drained site in sun. 6x4m | Japan | c. 1830 | Japanese Angelica Tree |
| Aralia elata 'Variegata' (AGM) | (syn.A.e.Albomarginata) Unusual form. Moderately vigorous, upright tree with stout, spiny stems. Large (to 60cm), pinnate, dark green leaves irregularly margined creamy-white. Open heads of white flowers. Fertile, moist soil in a sheltered, sunny site. To: 5x5m. | Japan | 1865 | Japanese Angelica Tree |
| Betula albosinensis (AGM) | Attractive, conical tree with peeling orange-brown or brown bark, cream when freshly exposed & covered in a white, glaucous bloom when young. Ovate leaves, fresh green above turning yellow in autumn. Any reasonable soil in sun or part shade. HxW: to 25x10m. | W. China | 1901 | Chinese Red Birch |
| Betula albosinensis septentrionalis (AGM) | Splendid, elegant, medium-size tree with drooping branches & striking grey-pink, peeling bark turning coppery-pink on the main branches. Matt-green leaves turning yellow in autumn. Any reasonable soil in sun or part shade. Ht: to 18-25m. | W.China | 1908 | Chinese Red Birch |
| Betula albosinensis 'Kansu' | Medium-size, upright tree with beautiful, finely flaking, multi-coloured copper & pink bark. Bears both male & female catkins. Stronger growing form with glossy, green leaves. Fertile, reasonably drained soil - height reduced on shallow chalk. | Birch | ||
| Betula costata | A very graceful, fast growing tree with peeling bark to reveal superb creamy-white branches. Heart-shaped, bright green leaves turn yellow in autumn. Wide spreading. Any reasonable soil in sun or part shade. Ht: to 25m | NE Asia | Russian Rock Birch | |
| Betula cylindrostacha | rare, small species of birch with stout, downy, slightly drooping shoots. Large. glossy, oval leaves to 15cm often downy on both sides & giving good autumn colour. Prominent catkins. Seems to be hardy in a warm garden in sun. To: 4.0x2.5m. | Himalaya | ||
| Betula delavayii | A small tree or large shrub, the arching shoots red & silky when young becoming yellow-brown with distinct lenticels. Ovate, dark glossy green leaves with impressed veins. Reasonably drained, fertile soil. | Birch | ||
| Betula 'Edinburgh' | (B.utuilis x B.septentrionalis) Medium-size, upright tree with ovate, glossy green leaves. Develops a beautiful, peeling white bark. Reasonably drained, fertile soil. Ht: to 6m. | B.utuilis x B.septentrionalis | White stemmed Birch | |
| Betula ermanii 'Grayswood Hill' (AGM) | Vigorous, conical tree with striking pure-white bark. Oval, tapered, green leaves turning yellow in autumn. Yellow-brown male catkins appear with emerging leaves. Fertile, moist yet drained soil in sun or part shade. To: 20x12m. | Birch | ||
| Betula ermanii 'Hakkoda Orange' | A lovely form with flaking & peeling orange bark. A graceful, vigorous tree with bright green, heart shaped leaves. Raised from seed collected on Mt Hakkoda, N Hanshu, Japan in 1981. Reasonably drained soil. | Birch | ||
| Betula ermanii 'Polar Bear' | An easy, strong growing, medium-size tree with pure white trunk & branches. In time can, with imagination, resemble its name because of its typical heavy branch structure. Ovate, rich green leaves. Reasonably drained soil. Ht: to 6m+. | White bark Birch | ||
| Betula ermanii saitoana MSF825 | Dwarf, slow growing small tree or bushy shrub with peeling white bark on multistems. Narrow leaves take butter-yellow autumn colour. Collected by Mark Fillan in Korea & in 10 years has grown to 2m. Well drained soil in sun. | |||
| Betula 'Hergest' | A rare variety with light copper-brown shiny bark. Medium size tree with heart-shaped, wavy edged leaves - much larger than B. pendula. For a reasonably drained soil in sun or part shade. | Birch | ||
| Betula medwedewii (AGM) | Erect large shrub or small shrubby tree with large terminal buds & corrugated leaves turning yellow in autumn. Any reasonable soil in sun or part shade. Ht: to 12m. | Caucasus, NW Iran, NE Turkey | 1897 | Transcausican Birch |
| Betula nigra | Conical to spreading, medium-large tree; the red-brown bark peeling in layers - older wood black and fissured. Diamond shaped, rich green, glossy leaves to 8 cm long. yellow-brown male catkins in early Spring. Moist, yet drained soil in sun or part shade. | C & E USA | 1736 | River Birch |
| Betula nigra 'Heritage' | A remarkable form grown for its unique bark - pink-brown, thick and peeling when young, turning dark red tinged black with age. Dark green, glossy leaves, glaucous beneath turning yellow in autumn. Produces catkins in spring. Damp soil in a sunny site.\n15x6m. | seedling USA | 1968 |