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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.
'Yuletide' is a hybrid (C. japonica × C. sasanqua) bushy, evergreen shrub with glossy dark green leaves and brilliant-red single flowers with prominent yellow stamens, borne in late winter and early spring
'Bonanza' is an upright to spreading, dense, evergreen shrub up to 2.4m tall with small, glossy, dark green, lance-shaped leaves. Semi-double, deep rose-pink flowers up to 7cm in diameter are borne in late autumn and early winter
'Rainbow' is a vigorous, upright large shrub or small tree, up to 6m high, with leaves, up to 8cm long, that are purple when young, then glossy bright green above and paler beneath. From autumn to early winter it produces fragrant single flowers, up to 7cm across, which have white petals edged with pink, and conspicuous golden yellow stamens
'Crimson King' is a medium-sized evergreen shrub of open and spreading habit, with fragrant, single bright rose-red flowers to 10cm in width
'Plantation Pink' is a vigorous, upright evergreen shrub with glossy dark-green leaves and large, scented single to semi-double pink flowers in late autumn to early winter
'Narumigata' has an upright habit and single pink-tinged white flowers, which are fragrant, in autumn and winter
'Show Girl' is a vigorous upright shrub with large fragrant pale-pink flowers which are semi-double to peony form
'Winter's Snowman' is a large, evergreen shrub with small, glossy, dark green leaves; the young leaves are bronze-red. Fragrant, white semi-double flowers appear from late autumn to early winter
'Jean May' is a compact, bushy evergreen shrub with dark foliage and slightly fragrant, semi-double or double, shell-pink flowers to 10cm across in winter and early spring
'Hugh Evans' is a vigorous evergreen shrub with arching branches bearing neat, dark green leaves, and fragrant, single rose-pink flowers from late autumn to late winter
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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.