Blue False Indigo is a clumping perennial with indigo-blue flowers that look similar to those of sweet peas. They bloom on spikes above the oval leaves; interesting inflated seed pods follow. Drought resistant and tolerant of poor soils. Canopy coverage: 13 square feet.
Water Requirement: low, moderate
Sun Exposure: partial shade, full sun
Cold Hardiness: cold hardy to -20F
Growth Rate: fast
Height: 4 feet high
Width: 4 feet wide
Deciduous
Foliage Color: blue-green
Flower Color: blue
Flower Season: summer