Ohio Spiderwort (Tradescantia ohiensis), 200 Certified Pure Live Seed, True Native Seed FREE SHIPPING Number of seed is Pure Live Seed, not bulk Species is US Native, not introduced alien We grow the seed so we control quality A 2 to 3 tall native perennial with showy three-petaled blue to lavender flowers. A spring and summer flowering plant that grows in dry to wet soils in full sun or partial shade.