Cladanthus Seeds - arabicus Golden Crown Seeds Ref: TM01407159 SowingSow April to May. Sow outdoors where they are to flower. Prepare the ground well and rake to a fine tilth before sowing. Sow 6mm (¼in) deep, in rows 30cm (12in) apart.GrowingWhen large enough to handle, thin out seedlings to 30cm (12in) apart.Aftercare Prefers an ordinary, well drained soil in full sun.FloweringSummercroppingPlant typeHardy Annual Price: £1.61 Quantity: