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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.
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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
sweet pea 'Brook Hall'
Lathyrus can be annuals or herbaceous or evergreen perennials, mostly climbing, with pinnate leaves ending in a tendril, and showy pea-like flowers, fragrant in some species
'Brook Hall' is a vigorous sweet pea to 2m. The white flowers, carried on long stems are 5cm across, with reflexed, wavy standards and spreading, wavy wings
Toxicity Seeds may cause mild stomach upset if eaten
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 East-facing or West-facing
Exposure Sheltered or Exposed
SoilLoam, Sand, Clay
pHAcid, Neutral, Alkaline
Time to ultimate height
Grow in humus-rich, fertile, well-drained soil in full sun or light dappled shade. Incorporate well-rotted organic manure before planting and apply a balanced liquid fertilizer every two weeks when in growth. Deadhead regularly to prolong flowering. See sweetpea cultivation
Propagate by seed. Sow in a cold frame in early autumn, early spring or in-situ in mid-spring
Suggested planting locations and garden types
Cut Flowers Flower borders and beds Wall-side Borders
City & Courtyard Gardens Cottage & Informal Garden Patio & Container Plants
Pruning No pruning needed but deadhead as soon as flowers fade
Pests May be attacked by aphids, slugs, snails and thrips
May be subject to powdery mildews, fusarium wilt, foot rot, root rot and virus diseases
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.