Make a donation
Join the RHS today and support our charity
Read our latest features
Free access to RHS Gardens
and access to member show days
Reduced prices on RHS Garden courses and workshops
Books & Gifts
Register for free to receive our newsletters, add comments to blogs/articles and to save content.
020 3176 5800
Mon – Fri | 9am – 5pm
Make a donation
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:
© RHS 2003
the RHS today and get 12 months for the price of 9
Other common names
Calathea insignis hort.
Calathea are evergreen rhizomatous perennials forming clumps of elliptic leaves, often attractively patterned; spikes of small flowers are seldom produced in cultivation
C. lancifolia is an evergreen perennial to 60cm, forming a clump with undulate, lance-shaped pale green leaves with dark patches either side of the midrib, deep purple beneath. Small yellow flowers appear in short spikes in summer
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 East-facing or West-facing or South-facing
MoistureWell-drained, Moist but well-drained
SoilClay, Chalk, Loam
pHAcid, Alkaline, Neutral
Time to ultimate height
Under glass grow in loam-based or loam-less potting compost with bright indirect or filtered light. Provide high humidity, draught-free conditions and a constant temperature of at least 16 °C. Water moderately when in growth and keep just moist in winter. Apply a balanced liquid fertiliser monthly
Propagate by division in late spring
Suggested planting locations and garden types
Patio & Container Plants
Pruning No pruning required
Pests May be attacked by glasshouse whitefly and glasshouse red spider mite
Generally disease free
RHS members can get exclusive individual advice from the RHS Gardening Advice team.
Buy now from the RHS Plants Shop
Buy from £14.99 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.
Like this page on facebook
Click on the Tweet button below to compose your tweet.
Join the RHS today and get 12 months for the price of 9