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Centaurea scabiosa
Best seller

Seed no. 304B

Centaurea scabiosa

Greater Knapweed, Black Top

£2.85

In stock  ·  approx. 85 seeds per packet

Free UK delivery over £40 · £2.75 below that · despatched within two working days

Year at a glance

Sow

J F M A M J J A S O N D

Flowers

J F M A M J J A S O N D

Germination

Grows readily from seed at any time of year. Sow indoors. Sow 2mm deep into moist well-drained seed compost. Propagate at 15-20°C. Normally germinates in the dark. Germination takes 7-14 days. Transplant seedlings once large enough to handle to 8cm pots. Can sow direct into prepared , raked soil 3mm deep in drills 30cm apart. Thin to 15cm spacing when large enough to handle.

Growing

Likes a well-drained but moist soil.

Cultivation

No pruning required. This wild flower requires little attention.

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