- You will get 300+ Seeds of Coleus Rainbow Mix Flower Seeds. - Sunlight: Partial shade, full shade, Full Shade. - Life Cycle: One year. - Watering: Medium. - Beautiful, low maintenance colorful coleus mix foliage! Grow a gorgeous tropical look from these tiny, dust-looking seeds! 1.5 million+ seeds/lb!. - Sun and part shade loving annual that is grown for its colorful foliage. The flower is insignificant. Ideal as a bedding plant, in containers, hanging baskets, garden borders or as a windowsill plant. - Coleus may be grown in pots and windowsill all year round. - Planting time - Early spring or indoors 4-6 weeks earlier. - Height - 12 to 15 inches. - Germinates in - 10 to 12 days. - Sowing Depth - lightly press seed into soil. - Row spacing - 12 inches. - Seed spacing - 1/2 inch. - Thinning - when plants are 2-3 inches tall thin to 12 inches apart.