Lobelia pendula Seeds Blue Cascade Ref: TM01401637 SowingSow late winter to mid spring at 18-24C (65-75F) in a good seed compost. Sow seed on surface of compost and gently firm down compost. Keep soil damp but not wet. Do not exclude light, selling in a polythene bag after sowing is helpful. Germination usually takes 14-21 days.GrowingWhen seedlings are large enough to handle, transplant in bunches of 3 or 4 per 7.5cm (3in) pot and grow on in cooler conditions. Plant up into containers, hanging baskets etc, and leave for 10-15 days before moving out of doors.Aftercare FloweringSummercroppingPlant typeHalf-hardy Annual Trailer Price: £1.89 Quantity: