Petunia Colour Parade F1 Seeds Ref: TM01402362 SowingSow from February to April at 21-27C (70-80F) on the surface of a good seed compost and gently firm down. Keep soil moist but not wet. Do not exclude light, sealing in a polythene bag after sowing is helpful. Germination usually takes 10-21 days.GrowingWhen seedlings are large enough to handle, transplant and grow on in cooler conditions. Gradually acclimatise to outdoor conditions for 10-15 days before planting out after all risk of frost, 30cm (12in) apart in a sunny spot on light well drained soil.<p>For pot plants, baskets and containers, transplant the seedlings into 7.5cm (3in) pots, grow cool, well ventilated and give plenty of light, but shade from direct sun.Aftercare FloweringSummercroppingPlant typeHalf-hardy Annual Price: £2.49 Quantity: