Join the RHS today and support our charitable work
Keep track of your plants with reminders & care tips – all to help you grow successfully
For the latest on RHS Shows in 2020 and 2021, read more
RHS members get reduced ticket prices
RHS members get free access to RHS Gardens
Free entry to RHS members at selected times »
Reduced prices on RHS Garden courses and workshops
020 3176 5800
Mon – Fri | 9am – 5pm
Help us achieve our goals
Join the RHS today and support our charity
We have combined these two powerful search tools into a single Find a Plant service searching over 250,000 plant records.
Virtually all of the features of the old searches are still available and in addition we have added several new features to create a more comprehensive and user friendly search experience.
When using this search
Search by plant name, key attributes or both to find plant details and a list of
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.
the RHS today and get 12 months for the price of 9
Other common names
Chinese rhubarb ornamental rhubarb
palmate rhubarb Turkey rhubarb Turkish rhubarb
Rheum are robust rhizomatous herbaceous perennials with large, simple or palmately lobed leaves and tall leafy stems bearing large panicles of tiny flowers
R. palmatum is a clump-forming perennial. With large, lobed leaves up to 75cm long and panicles of pink or creamy-white flowers that rise on 2m long stems in early Summer, this ornamental rhubarb is an architectural plant that demands space
Toxicity May cause severe discomfort if ingested
All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets
Aspect South-facing or North-facing or East-facing or West-facing
Exposure Exposed or Sheltered
MoistureMoist but well-drained
Time to ultimate height
Requires a fertile, moisture-retentive soil. Mulch in winter to help retain moisture
Propagate by seed or division in Spring
Suggested planting locations and garden types
Flower borders and beds
Architectural Wildlife Gardens Cottage & Informal Garden
Pruning Deadhead spikes after flowering
Pests Generally trouble free, but may be susceptible to blackfly (black aphids)
Generally trouble free
RHS members can get exclusive individual advice from the RHS Gardening Advice team.
The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.