Helianthus Seeds Harlequin Mix F1 Ref: TM01404257 Sowing Instructions: Sow March to May thinly 12mm (½in) deep in drills 30cm (12in) apart in well cultivated soil raked to a fine tilth. Germination usually takes around 10-21 days. Alternatively/ you can sow indoors in late winter/early springforearlierflowering.Sow individually into 7.5cm (3in) pots at 20-30C (68-86F). When well grown, gradually acclimatise to outdoor conditions before planting out after all risk of frost. Growing Instructions: When large enough to handle, thin seedlings to 30cm (12in) apart. Alternatively/ you can sow indoors in late winter/early springforearlierflowering.Sow individually into 7.5cm (3in) pots at 20-30C (68-86F). When well grown, gradually acclimatise to outdoor conditions before planting out after all risk of frost. Aftercare Instructions: Prefers a well drained soil in full sun. Price: £1.99 Quantity: