Cardinal Flower (Lobelia cardinalis), 4000 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 4 tall native perennial with brilliant red lipped flowers. A late summer and fall flowering plant that requires moist soils and prefers some shade but will tolerate full sun.