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AconitumCommon name; Monkshood Aconitum is a hardy herbaceous perennial that can grow to around 1 metre high (39”) with a spread of around 500mm. It is a plant that is suited to either growing in the border or in large containers. The Purple, Blue or White racemes of flowers appear in July / August and make suitable ‘cut’ flowers. Note; All parts of these plants are poisonous.
Week 12; Sow seeds in boxes or pans of seed compost and place in a cold frame at a temperature of 10°-12°C (50°-54°F) to germinate. n.b. Pre-chill seed at around 4°C (40°F) for four weeks prior to sowing. Germination may take 6-12 months. Transplant the seedlings into 70mm (3”) pots or a nursery bed when they are large enough to handle.
Week 35; Cut back stems after flowering to encourage new growth, or wait until Week 40; and cut them down to ground level.
Week 40; Divide the plants to increase stock.
Week 40; Plant out in partial shade 400mm (15”) apart in moisture retentative soil anytime from now until March.
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Related Links
Pests/Diseases; Verticillium wilt |
