List of tree varieties which have received the RHS Award of Garden Merit (AGM).
Flowering cherry trees
An impressive spreading ornamental cherry tree, with light pink double-flowers.
Also known as Malus Adirondack. A dwarf upright crab-apple with masses of light-pink / white flowers.
Japanese flowering cherry trees
A popular columnar flowering cherry, also known as the Flagpole Cherry.
This small shrub-like tree has perhaps the strongest autumn display of any Amelanchier.
Fruiting ornamental trees
A small evergreen ornamental tree which produces edible fruitlets - commonly known as the Strawberry Tree.
This beautiful flowering cherry has a graceful upright habit and white/pink blossom.
As the name suggests, this is a form of the Cappodician Maple featuring golden-green leaves which take on multiple tints in the autumn.
Spectacular, bright orange red leaves.A hybrid of Acer rubrum /saccharnum.Height after 10yr 6m/20ft
A popular tree-like Amelanchier with white blossom and good autumn leaf colours.
This form of the Japanese apricot has scented pink blossom which appears early in the spring.
Beni-yutaka is a pink blossom tree, which also features attractive red autumnal leaves.
A distinctive dwarf sycamore, named for the colour of its stunning pink spring leaves.
Malus Butterball is named for its bright yellow fruits, which are also good for crab apple jelly.
Also known as Princeton Cardinal, a bronze-leaved crab-apple with pink-red spring blossom and red fruitlets in the autumn.
An attractive form of the Field Maple, featuring variegated leaves with white margins and light pink growing tips.
A small lilac featuring strongly scented purple / red flowers.
Flowering dogwood trees
An upright spreading form of the American dogwood, with white blossom and variegated leaves.
A slow-growing form of the Chinese red birch, featuring peeling copper-coloured bark and long catkins.
Named after the copper-brown colour of the young leaves which contrast with the large white flowers.
An outstanding small flowering cherry, with deep pink blossom and attractive autumn colour.
Comtesse de Paris can be considered as an improved Golden Hornet. It features the same white blossom and persistent yellow fruitlets, but grows with a better form.
This is the most popular of the contorted hazels, with yellow catkins, and particularly attractive in winter.
One of the smaller Magnolias, featuring large pink flowers.
Named for its attractive light copper-coloured fruitlets, Copper Kettle is easy to grow and takes up little space.
This is the Chinese Dogwood, and features a mass of large white blossom, followed by attractive autumn leaf colours.
Crimson King is a tree fast-growing maple with purple leaves which turn red in the autumn.
A good choice for your first magnolia. Large fragrant pink flowers and a neat upright habit.
Features feathered leaves, and pink-red fruitlets.
Elizabeth is a small late-flowering Magnolia which displays yellow spring flowers on bare branches.
Emiel has long leaves, with silvery-green undersides, turning orange in autumn.
Malus Evereste is a popular traditional crab-apple with masses of white blossom, then red-yellow fruits.
The Field Maple makes a good specimen tree with attractive autumn colours, and is easy to grow.
A modern hybrid Magnolia with lightly fragrant purple-pink tulip-shaped flowers.
A popular snake-bark maple, very attractive striated bark, and golden yellow autumn colours.
Gibbsii grows with a neat spreading columnar form, sprinkled with clusters of bright red fruits in the autumn.
A modern Japanese flowering cherry, also known as Pink Parasol, which features large double-flower pink blossom.
Hokusai is a traditional Japanese pink blossom cherry tree.
An attractive medium-sized Japanese cherry blossom tree, with classic double shell pink flowers.
Jermyns is a variety of the Himalayan birch, notable for its bright white bark and large catkins.
An unusual species of Sorbus, the leaves are particularly attractive for their white undersides.
John Mitchell is a popular whitebeam, notable for its large white-green leaves.
Kanzan (or Kwanzan) is one of the most popular Japanese flowering cherries, well-suited to the UK climate.
An unusual rowan, with light pink blossom, and white fruitlets, which are larger than usual for rowans.
A vigorous lilac featuring clusters of purple fragrant double flowers.
This is the classic Japanese weeping pink cherry blossom tree (sometimes known as Cheal's Weeping Cherry).
An excellent small compact blossom tree, featuring a mass of small white flowers, and good autumn colours.
La Paloma has exuberant white blossom, and coppery young leaves which turn orange and red in autumn,
Malus Laura is a very upright dwarf crab-apple, with bronze leaves, crimson blossom and maroon fruitlets.
A good all-round small rowan tree, with good autumn colours and cascades of pink fruitlets.
An excellent large garden tree, very hardy, easy to grow, and tolerant of a wide range of soils and conditions. Grey-green leaves turn russet in autumn, with orange berries.
A large spreading lilac, featuring clusters of double white flowers.
Malus floribunda is also known as the Japanese Crab. Pink / white blossom then red / yellow fruits.
A traditional garden crab-apple from China, with white blossom and small red-tinged fruitlets, a good choice as a specimen tree.
Malus transitoria is known as the Cut-leaf crab-apple, has a mass of small white flowers, and clusters of tiny yellow fruitlets.
The Portuguese Laurel forms a small spreading tree, easy to grow, and ideal for patios.
A popular flowering cherry-plum tree, with dark purple leaves and pale pink blossom.
A well-named form of the North American Red Maple - the leaves turn a spectacular red in the autumn.
Okame is a small hardy blossom tree featuring shell-pink single flowers and attractive autumn colours.
An attractive small rowan tree, its orange/red autumn leaf-colours are amongst the best.
A small ornamental cherry with double white flowers, and autumn leaf colours.
A slow-growing dwarfing Korean lilac, ideal for borders and smaller spaces.
This form of Liquidambar features long narrow lobed leaves and strong long-lived autumnal foliage colours.
An excellent small flowering cherry, with pale pink blossom, and interesting leaf colour in both spring and autumn.
A medium-sized maple tree featuring characteristic peeling bark, and strong autumn colours.
A popular small hawthorn with distinctive dark pink blossom with white centres.
A small graceful weeping Fuji cherry, with small single white flowers.
Flowering pear trees
A very attractive flowering pear tree, notable for its distinctive weeping branches, and silver-green leaves.
An attractive early-flowering wide-spreading weeping Japanese pink cherry blossom tree.
The definitive pink blossom tree, offers a long-lasting display of pink double flowers.
This perfectly named flowering cherry features clusters of pink blossom hanging like pink shells.
A form of the native English wild cherry, featuring which has double white flowers rather than single flowers.
A small and hardy winter-flowering cherry, ideal for winter colour and small gardens.
As the name suggests this lilac features clusters of pale primrose yellow flowers.
Princeton Gold is a versatile fast-growing form of the Norway Maple, named for its golden-green leaves.
Prunifolia Splendens is one of the best hawthorns for autumn colour and persistent red fruits.
The native "Gean" or "Mazzard" cherry, makes an attractive woodland tree.
Sargent's Cherry is an impressive ornamental cherry, scoring highly for blossom, autumn colour, and its attractive form.
An upright form with emerging pink flowers turning to pure white. Height - small.
A red-leaved form of the contorted or twisted hazel.
A deservedly popular crab-apple, Malus Red Sentinel has classic white apple blossom and a profusion of tiny scarlet persistent fruits.
An upright Amelanchier with pink buds opening to snow white flowers, with good autumn colours.
A popular ornamental hawthorn, featuring pink double flowers with cream centres.
A small rowan tree with white-pink flowers and cascades of pink berries.
Royal Beauty is a compact weeping crab apple with crimson blossom and small crimson berry-like fruitlets.
Royal Burgundy is a flowering cherry, related to Prunus Kanzan with striking red purple foliage combined with double pink flowers.
One of the best forms of the Cappadocian Maple, featuring a range of leaf colours from spring to autumn.
A vigorous Magnolia featuring large white goblet-shaped flowers.
Malus toringo Scarlett is an ornamental crab apple with bronze leaves, dusky pink blossom, and dark red fruitlets.
Sensation is an unusual lilac with large single purple / white flowers.
Shirofugen is a traditional Japanese flowering cherry with large double-white flowers.
Prunus Shirotae features large single or semi-double fragrant white flowers, and is perhaps the most beautiful of the white-flowered Japanese cherries.
A Japanese flowering cherry with large fragrant bright white blossom, and strong autumn colours.
One of the loveliest of the white-blossom Japanese flowering cherries.
An upright fastigate flowering cherry with pink blossom and good autumn leaf colours.
The Common Silver Birch, native to Europe, popular for its peeling white bark and pendulous branches.
Silver Shadow is one of the loveliest of the Himalayan birches, notable for its presence and pure white stem.
Slender Silhouette is a particularly columnar form of Liquidambar, with vibrant yellow and red autumn foliage colours.
A broad spreading rowan with bright orange fruitlets and autumn foliage.
The main feature of this Rowan trees is the pink fruitlets, which turn white as autumn progresses. It is one of the smaller Sorbus species, but also one of the more spreading.
Souvenir de Louis Spaeth is a highly scented lilac, with lilac-purple flowers.
This upright hybrid Magnolia features dark pink tulip-shaped flowers.
A compact upright blossom tree with pale pink flowers, and orange-red autumn foliage colours.
A Japanese flowering cherry with double-flowered white blossom borne on bare branches, followed by coppery-leaves.
Star Wars features very long-lasting dusky-pink flowers and an upright habit.
A small flowering cherry tree, named after its star-shaped pink blossom.
Albizia (Silk) trees
A popular form of the Silk Tree with burgundy foliage and scented cream powder puff blooms.
Malus Sun Rival is a popular weeping crab-apple, with pale pink blossom and small red berry-like fruitlets.
A large flowering cherry tree with a distinctive columnar form, and large single white flowers.
A small rowan tree with an upright form and golden yellow clusters of fruits, and strong autumn colours.
A compact Magnolia with crimson / white scented flowers.
A traditional Japanese flowering cherry, known as the "Great White Cherry" and notable for its very large single white flowers.
A small ornamental cherry with large single white flowers.
A graceful upright silver birch with pendulous shoots cascading from its branches.
A very attractive Japanese blossom tree, with unique cream-coloured flowers.
This lovely Himalayan Birch is named for its chocolate-coloured peeling striated bark.
Malus Wedding Bouquet features ivory-white blossom and tiny red berry-like fruitlets.
A good-sized yellow-fruiting mountain ash, with a spreading form.
An elegant upright conical tree with excellent orange and gold autumn leaf colours.