84-91 Days to maturity. Plectranthus scutellarioides. Coleus Kong Series Seeds. Non-GMO, Annual. Kong Series coleus seeds are a simple yet exotic plant, ideal for many hot and humid gardens. Kong Series seeds grow neat 18-24 inches tall bicolored plants available in a unique selection of bold and vibrant blends. Coleus is native to the sweltering demands of Australia and Southeast Asia and will promise to perform all season in similarly warm climates. Kong Series coleus is easy to grow from seed and delivers a dense and exciting ground cover fit for many residential, commercial, and public spaces. 100 seed packet.