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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.
'Canadale Gold' is a small evergreen shrub, to 1m tall. Variegated foliage is golden yellow, splashed green in the centre of the leaves. Insignificant, small pale green flowers appear in summer
'Emerald Surprise' is a bushy evergreen shrub with broad, bright green leaves with broad bright yellow margins, sometimes tinged pink in winter
'Silver Queen' is a bushy evergreen shrub with dark green, ovate leaves margined with white and often tinged pink, and inconspicuous pale green flowers in summer, occasionally followed by pale pink fruits
'Emerald Gaiety' is a small, bushy evergreen shrub, but climbing if planted against a wall. Leaves rounded, with an irregular white margin, tinged pink in winter; rarely flowers
'Emerald 'n' Gold' is a dwarf evergreen shrub of spreading habit, with broadly yellow-margined leaves, tinged pink in winter; occasionally produces a few small, inconspicuous greenish flowers
'Harlequin' is a low-growing evergreen shrub to 60cm tall, with narrowly oblong leaves heavily splashed and mottled with creamy-white, and tinged with pink in autumn and winter; suitable for a low hedge
'Wolong Ghost' is a spreading, mat-forming cultivar that can also be trained as a climber, given support. The evergreen foliage is narrow and dark green with prominent pale veins
Blondy is a compact evergreen shrub to 60cm tall, with bright deep yellow, ovate leaves narrowly margined with dark green
'Kewensis' is a neat shrub with tiny, leathery green leaves, that can gain dark red hints in autumn, and a prostrate habit; forms a dense mat
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We're a UK charity established to share the best in gardening. We want to enrich everyone's life through plants, and make the UK a greener and more beautiful place.