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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:
© Mike L. Grant 1998
the RHS today and get 12 months for the price of 9
Other common names
primrose blue primrose
Primula acaulis Primula grandiflora
Primula uniflora Gmelin Primula vernalis
Primula are herbaceous or semi-evergreen perennials, forming a basal rosette of simple leaves, with salver-shaped or bell-shaped flowers which may be solitary or carried in an umbel or in whorls on an erect stem
Primroses are rosette-forming herbaceous perennials, sometimes grown as annuals, with clusters of solitary flowers arising from the rosette in late winter or early spring
P. vulgaris is a perennial forming a rosette of tongue-shaped leaves, with many scented, usually primrose-yellow flowers 2.5-3.5cm across, in early spring
W & S Europe
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 West-facing or East-facing
MoistureMoist but well-drained
SoilChalk, Clay, Sand, Loam
pHAcid, Alkaline, Neutral
Up to 10 cm
Time to ultimate height
Grow as biennials for bedding and in a container or rock garden. Favours a sheltered position in sun or partial shade
Propagate by seed or root basal cuttings
Suggested planting locations and garden types
Flower borders and beds Low Maintenance Banks and Slopes
Cottage & Informal Garden Wildflower meadow Wildlife Gardens
Pruning No pruning required
Pests May be attacked by aphids, vine weevil, slugs, leaf and bud eelworms, leaf-mining flies and glasshouse red spider mite
May be subject to a leaf spot and grey mould
RHS members can get exclusive individual advice from the RHS Gardening Advice team.
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Join the RHS today and get 12 months for the price of 9