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| Cheiranthus | Common name; Wallflower |
A hardy biennial, that grows to around 300mm (12") high and flowers from May till July.
Prepare soil in advance of planting out, wallflower prefer well drained garden soil in a sheltered and sunny position.
Check acidity, and add ground limestone or hydrated lime up to 100gms (4oz) per sq metre subject to acidity.
Week 25; Sow seeds in pots / trays of seed compost and place in coldframe to germinate.
Subject to weather seed should take up to a week to germinate.
Week 27; If large enough to handle prick out seedlings into 75m (3") pots or cell trays and grow on in cold frame until planting out time.
Week 36; When the plants are about 150mm (6") high, pinch out the growing tips to encourage branching.
Week 40; Prepare site by deep digging, and applying a general fertiliser before planting.
n.b. Wallflowers are susceptible to clubroot, so avoid planting them on ground known to be infected.
Week 42; Plant out plants approx. 300mm (12") apart.
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