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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
primrose monkey flower
Mimulus can be annuals, perennials or evergreen shrubs, with paired leaves and 2-lipped tubular or trumpet-shaped flowers in terminal racemes or in the leaf axils
M. primuloides is a rhizomatous, mat-forming perennial, to 10cm high, with hairy, pale to mid-green leaves. The trumpet-shaped flowers, borne in summer, are yellow with red-spotted throats
Habit Mat forming
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 West-facing or East-facing
MoisturePoorly-drained, Moist but well-drained
SoilSand, Clay, Chalk, Loam
pHAcid, Alkaline, Neutral
Up to 10 cm
Time to ultimate height
Prefers moisture retentive soils in sun or partial shade
Propagate by seed or by division
Suggested planting locations and garden types
Flower borders and beds
City & Courtyard Gardens Cottage & Informal Garden Patio & Container Plants Rock Garden
Pruning None required
Pests Slugs and snails may be a problem
May be subject to powdery mildews
RHS members can get exclusive individual advice from the RHS Gardening Advice team.
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.