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AGM plants have been through a rigorous trial and assessment programme. They are:
This plant will provide nectar and pollen for bees and the many other types of pollinating insects.
It is included in an evolving list of plants carefully researched and chosen by RHS experts. Divided into 3 groups these lists, linked below, are maintained by a team of RHS staff and are reviewed annually.
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Other common names alder-leaved serviceberry 'Obelisk'
Family Rosaceae
Genus Amelanchier are small deciduous trees or shrubs with showy white flowers in early spring, red to purple fruits and often good autumn colour
Details 'Obelisk' is a small, very slender tree or large shrub with upswept branches and bronze young leaves, maturing to green then orange-yellow in autumn. Dense, terminal racemes of pure-white flowers, with green centres, are produced in abundance in mid-spring and followed by edible scarlet fruits, maturing to black
Foliage Deciduous
Habit Bushy
Hardiness
All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets
H7
Full Sun
Partial Shade
Aspect South-facing or West-facing or North-facing or East-facing
Exposure Exposed or Sheltered
Loam
Sand
MoistureMoist but well-drained, Well-drained
SoilLoam, Sand
pHAcid, Neutral
Ultimate height 4-8 metres
Ultimate spread 1-1.5 metres
Time to ultimate height 5-10 years
Cultivation Grow in moist, lime-free, well-drained soil in sun or part shade. The best autumn colour is achieved when grown in full sun. Fruits are enjoyed by birds
Propagation Propagate by softwood cuttings or semi-ripe cuttings in summer or layering
Suggested planting locations and garden types Hedging & Screens Architectural City & Courtyard Gardens Cottage & Informal Garden Wildlife Gardens
Pruning Pruning group 1
Pests Generally pest free
Diseases Susceptible to fireblight and leaf scorch in dry soil conditions or strong winds may be problematic
RHS members can get exclusive individual advice from the RHS Gardening Advice team.
alder-leaved serviceberry 'Obelisk'
Buy from £79.99 at the RHS Plants Shop
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