Coleus Seeds - scutellariodes T&M Prize Strain Improved Mixed Seeds Ref: TM01402444 SowingSow at any time of the year at 21 -24C (70-75F) in a good seed compost. Sow seed on surface of compost and gently firm down. Keep soil damp but not wet. Do not exclude light. After sowing, sealing in a polythene bag is beneficial. Germination usually takes 10-20 days.GrowingWhen seedlings are large enough to handle, transplant into 8cm (3in) and finally 15cm (6in) pots.Aftercare In the home choose a well lit spot. In the greenhouse provide a little shade. Remove the flower spikes as they weaken the plant.FloweringcroppingPlant typeGreenhouse Herbaceous Perennial Price: £1.89 Quantity: