25 WHITE COTTON Gossypium Seeds BLOOM TIME: Spring / Fall HARDINESS ZONE: 9 - 10 PLANT HEIGHT: 24 - 36" . . . PLANT SPACING: 15 - 18" LIGHT REQUIREMENTS: Sun . . . SOIL / WATER: Average Grow your own cotton and knit a sweater:) The cotton seeds are like cute fuzzy little q-tip heads.