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Centaurea ruthenica
Loved by pollinators Good for cutting

Seed no. 304M

Centaurea ruthenica

Russian Knapweed, Star Thistle

£2.75

In stock  ·  approx. 12 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

Sow indoors. Sow 2mm deep into moist well-drained seed compost. Propagate at 15-20°C. Normally germinates in the dark. 7-14 days for germination. 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

Does not like wetness. Ensure a well-drained soil, especially in winter

Cultivation

Deadhead regularly to extend the flowering period.

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