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Genus: Crambe
Species: cordifolia
Family Name: Brassicaceae/Cruciferae
Seed Catalogue No.: 406A
English Name(s): Flowering Sea Kale
Hardiness: Hardy
Lifecycle: Perennial
Colour: White Cream
Flowers: July, August
Lighting Conditions: Full Sun, Partial Sun, Sheltered Sun
Soil Type: Chalk, Sand, Loam
Soil Acidity: Alkaline, Neutral, Acid
Moisture: Well-drained
Average Rating: (5 of 5 based on 1 reviews)
Reviewed by Helen Harrison on 22nd March 2014
Great germination, plants over wintered in the greenhouse looking forward to planting them oit
Rating: 5
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Germination Instructions
Sow indoors immediately. Sow 12mm deep into moist well-drained seed compost. Ideal temp. 18°C for 6-8 weeks. Renowned for germinating irregularly over a long period. If germination does not occur cold stratify. Move to 5°C. for 6-8 weeks. Repeat process until germination occurs. Transplant seedlings once large enough to handle to 8cm pots. Plant out to final position once 10cm tall in rows 75cm apart with 75cm spacing.
Growing Instructions
Prefers deep, fertile, well-drained soil in full sun. Provide shelter from strong winds. Does not like to be cramped. Young plants may suffer slug attack, treat as required.
Cultivation Instructions
Cut down to ground level in autumn. The seed pods do not open but drop off allowing seeds to germinate around the parent plant. Transplant small seedlings asap. Propagate by division in spring or autumn.
When to Sow
Approximate number of seeds per packet: 10
Please note we pack the majority of our seeds by volume so the number of seeds indicated is only an approximation.
Crambe cordifolia