Dianthus caryophyllus Giant Chabaud Mixed Seeds Ref: TM01402844 SowingSow from late winter to early spring in a good seed compost, just covering the seed with compost. Make sure that the compost is moist but not wet and seal in a polythene bag until after germination which usually takes 7-14 days at 15-20C (60-68F).GrowingTransplant when large enough to handle into 8cm (3in) pots and grow on in cooler conditions. Gradually acclimatise to outdoor conditions for 10-15 days before planting out after all risk of frost 38-45cm (15-18in) apart.Aftercare Grow in a sunny spot on light well drained soil.FloweringSummercroppingPlant typeHardy Herbaceous Perennial Price: £1.69 Quantity: