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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.
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Other common names
sword fern 'Bostoniensis'
Nephrolepis are rhizomatous, sometimes stoloniferous, evergreen ferns with narrow, pinnately divided fronds, broader and more highly dissected in many cultivars
'Bostoniensis' is an evergreen, frost-tender fern with an upright, spreading habit growing to 90cm tall and wide. The broadly lance-shaped, pinnate fronds grow upright initially before arching and then drooping with age
All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets
Aspect North-facing or West-facing or East-facing
MoistureMoist but well-drained
Time to ultimate height
Grow indoors or under glass in a multipurpose compost or a mix of 1 part loam, 2 parts sharp sand, and 3 parts leaf mould, in bright filtered light, with moderate to high humidity and good ventilation. During the growing season, water moderately with soft water and apply a half-strength balanced liquid fertiliser monthly. Water sparingly in winter. Fronds can rot if they become too wet
Propagate by spores, sow spores at 21°C as soon as ripe; resulting plants may not come true. Separate rooted runners in late winter or early spring
Suggested planting locations and garden types
Patio & Container Plants
Pruning Remove any dead fronds
Pests Can suffer from scale insects
May be subject to rot if fronds become too wet
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.