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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.
'Purpurea Plena Elegans' is a vigorous, deciduous climber. Distinctive very double, dusky-purple flowers to 5cm in width, paler in centre. Flowers mid summer to early autumn
'Minuet' is a compact deciduous climber. Single flowers to 5cm in width, with four white, blunt-tipped tepals with purplish-red deeply veined margins and greenish yellow stamens. Flowers mid summer to mid autumn
'Étoile Violette' is a large, vigorous deciduous climber with mid green leaves in 5 leaflets. Profuse single flowers to 10cm in width, with four to six broad, velvety textured deep purple sepals and a small boss of cream stamens produced mid to late summer.
'B??kitny Anio?' is a medium-sized deciduous climber with pale rosy blue flowers tinted lilac with crinkled edges and yellow stamens, to 10cm across from early summer to late autumn.
'Abundance' is a large, deciduous climber with mid green leaves and open bell-shaped flowers with four broad wine-red sepals, creamy-green filaments and yellow anthers, in summer and autumn
'Will Goodwin' is a medium-sized deciduous climber. Single flowers to 15cm in width, the pale violet-blue sepals with crisped margins fade to light blue as the flower ages with creamy white and yellow stamens. Flowers early summer to early autumn
'Venosa Violacea' is a distinctive, medium-sized deciduous climber. Single open flowers up to 10cm in width, with 5-6 sepals are white, deeply edged and veined deep-purple with dark purple and white stamens. Flowers midsummer to early autumn
'Prince Charles' is a small to medium-sized deciduous climber. A profusion of single, semi-nodding violet-blue flowers to 10cm across, have a satin sheen and greenish yellow stamens, in early summer to early autumn
'Hågelby Pink' is a deciduous climber with semi-matt foliage growing to about 3m. The nodding, bell-shaped blooms have four broad, pale violet-pink sepals and appear from early to late summer
'Eetika' is a deciduous climber, 1.2-3m high, with green leaves and single flowers, 8-12cm across, of four deep pink sepals with darker pink veins and pink and crimson stamens in late summer and autumn
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