Join the RHS today and support our charity
Free personalised gardening advice
RHS members get reduced ticket prices
RHS members get free access to RHS Gardens
Reduced prices on RHS Garden courses and workshops
020 3176 5800
Mon – Fri | 9am – 5pm
Help us achieve our goals
Make a donation
I have forgotten my password
Keep me signed in
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.
© RHS 2002
the RHS today and get 12 months for the price of 9
Other common names
Chilean blue crocus Chilean crocus
Tecophilaea are cormous herbaceous perennials with linear-lance-shaped basal leaves and 1-2 funnel-shaped, vivid blue or violet, often white-throated flowers in spring
T. cyanocrocus is a cormous perennial to 10cm in height, with narrow greyish-green leaves and slender stems bearing solitary, erect, intense blue, white-centred, crocus-like flowers 3-4cm in width
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
Up to 10 cm
Time to ultimate height
Grow in well-drained, sandy soil in full sun; protect from frost. Or grow in a pot in an alpine house: plant 5cm deep in a mix of equal parts loam-based potting compost and sharp sand; water in growing season but reduce watering as the leaves die down in summer
Propagate by removing offsets in late summer
Suggested planting locations and garden types
Gravel Garden Patio & Container Plants Rock Garden
Pruning No pruning required
Pests Generally pest free
Generally disease free
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.
Join the RHS today and get 12 months for the price of 9