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Cosmos bipinnatus Half Hardy Annual Full Sun Tall plants with large ruffledblooms Bushy plants with attractive airy foliage Perfect for the back of mixed borders Intricate, ruffled blooms Germination in 14-21 days. Attract bees and butterflies Stunning intricate ruffled picotee blooms which will flower throughout the summer. Tall and fine feathery foliage. Approx. 50 seeds Sow indoors for surest results, February-April, 0.5cm (\”) deep, in trays of compost. Water well and place in a warm position. A temperature of 15-20C (60-68F) is ideal. Keep moist. Seedlings usually appear in 14-21 days. Transplant seedlings, 5cm (2\”) apart, to other trays when large enough to handle (always hold by a leaf, never by the stem). Grow on in cooler, but not cold conditions. Gradually accustom young plants to outside conditions (avoid frosts), before planting out into well-drained soil, May-June, 30cm (1\’) apart, when frosts are over. Sow outdoors for ease, April-May, where they are to flower, 1.5cm () deep, into finely-prepared, well-drained soil, which has already been watered. Thin seedlings to 30cm (1\’) apart. Water well until plants are established. Flowers: June-October. Remove the dead heads regularly to prolong the flowering season. Cosmos does well, even in poor soils or dry summers.