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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.
'Ceridwen' is a compact evergreen with 3-lobed leaves in green and yellow; makes a good houseplant
'Buttercup' is an evergreen climber with broad, bluntly lobed, bright yellow leaves (pale or greenish in shade)
'Golden Ingot' is a compact evergreen shrub with small 3- to 5-lobed leaves broadly edged with light yellow; makes a good houseplant
'Parsley Crested' is an evergreen climber with broad, entire or slightly lobed leaves with crisped margins; no flowers
'Dentata Variegata' is a vigorous, self-clinging large evergreen climber with large, leathery ovate leaves with a broad, creamy-white margin, yellowish-cream on young leaves
'Ann Ala' is an evergreen climber with dark green, undivided, oblong leaves 5-9cm long, heart-shaped at the base, with paler veins
'Dentata' is a very vigorous, self-clinging evergreen climber with drooping ovate rich green leaves to 25cm in length, sometimes slightly toothed
'Sulphur Heart' is a vigorous, self-clinging large evergreen climber with broadly ovate leaves to 20cm in length, dark green with a central splash of yellow and yellow-green
'Glacier' is a large evergreen climber, the shallowly-lobed leaves grey-green, with a narrow, irregular cream edge; no flowers
'Manda's Crested' is an evergreen medium-sized climber, the broad, dark green leaves five-lobed with wavy margins. In winter the leaves become tinged with bronze
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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.