Safflower or dyer's saffron is a pretty orange annual plant with a bushy habit, previously used in dyes. Cosmetic benefits. Height: up to 1 m. Successfully sowing safflower or dyer's saffron Sow under cover in April/May, in the light, cover the seeds a little and keep moist. Transplant the young plants 20 cm apart in well-warmed soil. Sow in place in May/June. Exposure: sunny. Soil: well-drained as it does not like humidity. Flowering and harvest Flowering from July to September.