Make a charming addition to your garden with these Johnsons Seeds Cosmos Peppermint Rock flowers. On tall plants with fine, ferny foliage. Long flowering it is perfect for borders and makes an excellent cut flower. Indoor sowing February to April, in trays of seed compost. Sow thinly, cover with 0.5cm of compost. Firm gently and keep moist. Keep at approx. 15-20˚C. Seedlings appear 14-21 days. Grow on at approx. 13-15˚C. When large enough transplant 5cm apart in trays. Stand outside for a few days late May (avoid frosts). Transplant 30cm apart in flowering position. Keep moist and weed free. Flowers June to October. Remove dead heads to prolong flowering. Outdoor sowing April to May, in a prepared seed bed in flowering position. Sow thinly in rows 30cm apart. Cover lightly with fine soil. Firm gently and keep moist. When large enough thin to 30cm apart. Keep moist and weed free. Flowers June to October. Remove dead heads to prolong flowering.