Leave 50 cm (20″) between plants in the garden
Press seeds lightly into the compost, but do not cover, as light aids germination of seeds.
Full sun to part shade; moist to dry, well-drained soil.
Seeds will sprout in 14-28 days
Occasional downy mildew
Sow directly onto soil surface in spring or fall. For an earlier start, sow early in February-March under glass to flower September-October.
Easy to grow and maintain. Cut back flower stalks as flowers fade.
July to September