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All ratings refer to the UK growing conditions unless otherwise stated. Minimum
temperature ranges (in degrees C) are shown in brackets
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.
'Gilt Edge' is an evergreen tree of dense, broadly columnar habit, with dark green, oblong leaves with a fine, pale yellow border, and saucer-shaped white flowers, 5cm across, in early to mid-summer
E. glutinosa is a large deciduous shrub with pinnate, glossy dark green leaves which turn orange and red in autumn. Flowers white, 6cm in width, with prominent stamens, in summer
'Nymansay' is a vigorous, broadly columnar evergreen tree with glossy, dark green leaves, both simple and trifoliate. Flowers white, 6cm in width, with prominent stamens, in late summer and autumn
E. milliganii is a slender, narrowly-columnar evergreen shrub or small tree, up to 6m high, with sticky buds and simple, oblong, glossy dark green leaves, up to 1.5-2cm long, and glaucous below. Scented white flowers, 2-2.5cm across, appear in midsummer; it flowers from an early age
E. x nymansensis is an evergreen tree of dense, broadly columnar habit, with dark green leaves composed of 1 - 3 oblong leaflets, and rose-like white flowers 6cm wide in late summer and autumn
'Pink Cloud' is a columnar, evergreen tree with oval, glossy, dark green leaves and saucer-shaped, pale pink flowers with a dark pink eye, produced in early and midsummer
'George Graham' is an evergreen tree of dense, broadly columnar habit, with dark green leaves composed of one to three oblong leaflets, and rose-like, white flowers 6cm wide in late summer and autumn. It typically flowers two weeks later than 'Nymansay'
'Spring Glow' is a columnar, evergreen large shrub or small tree, with oblong leaves, up to 5cm long, which are green above with a cream edge, flushed deep pink in spring then fading with age, and glaucous below. The fragrant, hanging white flowers, up to 5cm across, appear around midsummer
'Rostrevor' is a strong-growing, broadly columnar evergreen shrub or tree, with both simple and trifoliate leaves, glaucous beneath. Flowers to 4cm in width, white, abundant, in late summer and autumn
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