Malva Seeds - sylvestris Magic Hollyhock Seeds Ref: TM01408611 SowingSow from late winter to early spring 1.5mm (1/16 in) deep in John Innes Seed Compost. Make sure that the compost is moist but not wet and seal in a polythene bag until after germination, which normally takes 15-21 days at 21C (70F).GrowingTransplant when large enough to handle into 7.5cm (3 in) pots. Grow cool and later plant out 60cm (24in) apart into an ordinary but not rich soil in sun and some shelter.Aftercare FloweringSummercroppingPlant typeHardy Herbaceous Perennial Price: £1.99 Quantity: