The perennial features bluish purple, pea-like flowers which appear in late spring. The flowers appear to sit atop a mound of bluish green foliage. It is easily grown in average, dry to medium, well-drained soil in full sun and is exceptionally drought tolerant once established. Blue false indigo develops a large taproot and is best left undisturbed once established.
Photo Credit: Eric Hunt, CC BY-SA 4.0, via Wikimedia Commons