Leonotopodium Seeds alpinum (Edelweiss Seeds) Ref: TM01408302 SowingSow March to May. Place seed on the surface of a good free draining seed compost mixed with some grit. Do not cover the seed. Seal container inside a polythene bag and place at 15-20C (59-68F) until after germination, which can take 1 to 2 months. Do not exclude light at any stage, as this helps germination.GrowingTransplant seedlings when large enough to handle into 7.5cm (3 inch) pots. Grow on in a coldframe or sheltered corner. When plants are well grown, plant out 10cm (4 inches) apart. The plants will be more silvery when grown in lighter, poorer soils.Aftercare Avoid exposing the plants to excessive wet winter conditions.FloweringMay to JunecroppingPlant typeHardy Perennial Price: £2.09