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.
'Herbstfreude' is an herbaceous perennial forming a clump to 60cm in height, with fleshy, oblong, glaucous green leaves and large flat terminal clusters of starry flowers in early autumn. The flowers open from greenish-pink buds, rapidly progressing through pale pink to become deep pink and ultimately taking on a brownish hue
H. spectabile is an herbaceous perennial to 45cm, with thick erect stems bearing shallowly scalloped, broadly elliptic, grey-green leaves and starry pink flowers in flat terminal clusters to 15cm across in late summer
'Iceberg' is a deciduous, clump-forming plant with stout stems bearing fleshy ovate, pale grey-green leaves and domed clusters of starry white flowers in late summer and early autumn
'Stardust' is a clump-forming perennial with grey-green leaves. Flat-topped, white flowerheads are produced from mid-summer to autumn. Height and spread about 45cm
'Brilliant' is a clump-forming herbaceous perennial to 45cm in height, with thick stems and broadly elliptic, grey-green leaves and flat terminal cymes of dark-centred, bright pink flowers from late summer
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