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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.
Other common names
plum 'Early Rivers'
Prunus domestica 'Early Prolific' Prunus domestica 'Rivers's Early Prolific'
Prunus can be deciduous or evergreen trees or shrubs with showy flowers in spring, and often good autumn foliage colour. Some have edible fruit in autumn, and a few species have ornamental bark
'Early Rivers' is a small, rounded, dark blue plum, best for culinary use, cropping in late July. It is partially self-fertile, but crops much better with a partner; pollination group 3
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
MoistureMoist but well-drained, Well-drained
SoilClay, Loam, Sand
pHAcid, Alkaline, Neutral
Time to ultimate height
Grow plums in a moist, but well-drained soil. An acidic soil (pH 6-6.5) is ideal. Keep a weed-free area of at least 60cm radius around trunk. Thin fruits if necessary. Irrigate in dry periods. Less susceptible to frost damage than many other cultivars
Propagate by chip budding or grafting on rootstock for fruit
Suggested planting locations and garden types
Pruning Pruning plums; regular pruning required in summer, according to tree form. Plums can be grown as cordons, pyramids, bushes, or as trees
Pests Plums suffer from plum aphid, caterpillars, fruit tree red spider mite, brown scale, plum moth and bullfinches may be problematic
May be affected by silver leaf, bacterial canker, blossom wilt and fruit by brown rot
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.