GROWING INSTRUCTIONS: Sow indoors, February-April, 0.5cm (¼") deep, in pots or trays of seed compost, just covering the seed. Keep moist and maintain a gentle warmth at 15-20°C (60-68°F). Thin (prick out) to 7.5cm (3”) pots, when the seedlings have developed 2-4 true leaves.
Sowing Method
Gradually harden off before planting out, 45cm (18”) apart. Or outdoors, May-July, in a seed bed or trays of compost. Keep moist. Thin seedlings to 5cm (2”) apart as they develop. Transplant to flowering position, September-October. Flowers: June to July.