Join the RHS today and support our charitable work
Free personalised gardening advice
RHS members get reduced ticket prices
RHS members get free access to RHS Gardens
Free entry to RHS members at selected times »
Reduced prices on RHS Garden courses and workshops
020 3176 5800
Mon – Fri | 9am – 5pm
Help us achieve our goals
Join the RHS today and support our charity
I have forgotten my password
Register for free to receive our newsletters, add comments to blogs/articles and to save content.
See what events are on near you and browse your bookmarked pages.
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.
© Christopher Whitehouse
the RHS today and get 12 months for the price of 9
Other common names
blue passion flower blue crown
common passion flower flower of five wounds southern beauty wild apricot
Passiflora chinensis Passiflora mayana
Passiflora are mostly tender tendril-climbing shrubs, with simple or palmately-lobed, generally evergreen leaves and showy flowers of distinctive structure with often colourful coronal filaments, followed by conspicuous fruits, edible in some species
P. caerulea is a vigorous large deciduous or semi-evergreen climber with twining tendrils. Leaves dark green, with 5-7 finger-like lobes. Flowers to 8cm in width, white, with blue and purple coronal filaments. Fruits ovoid, 4cm, orange
Toxicity Ingestion may cause severe discomfort
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
SoilChalk, Sand, Loam
pHAcid, Alkaline, Neutral
Time to ultimate height
Fast-growing climber for sun or partial shade, thrives in moist but well-drained soil. In cold areas, grow in a container and overwinter indoors. Note that due to its vigorous nature in some gardens it has the potential to become a nuisance
Propagate by seed, semi-hardwood cuttings or by layering in spring or autumn
Suggested planting locations and garden types
City & Courtyard Gardens Patio & Container Plants Cottage & Informal Garden Sub-tropical
Pruning Pruning group 11 or pruning group 12 if necessary, in early spring
Pests glasshouse red spider mite, glasshouse whitefly, mealybugs and scale insects may be a problem under glass
May be subject to a virus
RHS members can get exclusive individual advice from the RHS Gardening Advice team.
blue passion flower
Buy from £2.75 at the RHS Plants Shop
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.