Help us achieve our goals:
make a donation »
Join the RHS today and support our charity
Free personalised gardening advice
RHS members get reduced ticket prices
RHS members get free access to RHS Gardens
Reduced prices on RHS Garden courses and workshops
020 3176 5800
Mon – Fri | 9am – 5pm
Make a donation
I have forgotten my password
Keep me signed in
Register for free to receive our newsletters, add comments to blogs/articles and to save content.
See what events are on near you and browse your bookmarked pages.
Begin a new search
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.
'Bow Bells' is a compact evergreen shrub, typically up to 1.5m tall, with purplish-bronze young growth and small, oval mid-green leaves. Loose clusters of bright pink, bell-shaped flowers, paler within and about 7cm in width, are borne in late spring
'Mariesii Grandiflora' is a small deciduous shrub with glossy ovate leaves and large, flattened Lace-cap flowerheads with blue or pink fertile florets surrounded by large, white sterile ones
R. racemosum is a compact, upright evergreen shrub, to 2m tall, with small leathery, mid to dark green leaves, glaucous beneath, and abundant small clusters of funnel-shaped white, light or deep pink flowers, 3cm across, in early spring
'Rosalie' is a compact, spreading heather to 15cm in height and 40cm wide, with dark bronze-green foliage and racemes of bright rosy-pink flowers from mid winter to spring
'Fascination' is an upright perennial to 1.2m tall, with whorls of lance-shaped, toothed leaves and dense, slender, branched spikes of small light violet-blue flowers in summer and early autumn
'Yellow Queen' is a cultivar of the vigorous, clump-forming species. In May and June it bears exaggeratedly spurred flowers, the central petals being dark yellow, the outer flower parts contrastingly lighter. Foliage is mid green, divided and fern-like
'Fan Zinnoberrosa' is an upright bushy perennial to 60cm tall, usually grown as an annual, with narrow, dark green leaves and deep rose-red flowers 3cm wide, in dense spikes from mid summer to early autumn
S. nicolai is a massive, evergreen perennial, with oblong, grey-green leaf blades up to 1.5m long on 2m long leaf stalks. In spring it produces blue and white flowers, opening in succession, from blackish, beak-like spathes
'Purpusii' is an evergreen perennial to 15cm, with fleshy trailing stems bearing lance-shaped, greenish-purple leaves, deep purple beneath, and small deep pink flowers in terminal clusters
'Alexander Hunter' is a large, upright shrub of compact growth, with single or slightly doubled, deep crimson flowers 10cm in width
Choose from hundreds of plants, bulbs, seeds and gardening products from our online shop.
Save now on all plants
& bulbs from the RHS Plants Shop
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.
Join the RHS today and get 12 months for the price of 9