Sow in full sun after danger of frost or you can start seeds earlier inside. sow seeds about 15cm (5") apart and cover with 0.6cm (¼") of soil and keep them moist, but not wet. Seedlings emerge in 1 to 2 weeks. Thin to stand about 30cm (12") apart when the seedlings are about 3cm (1") high. Blooms all summer through fall. Can be grown in gardens, containers, or a hanging plant.