Photos are representative and may not match your specific variety.

Spiderwort

Native wildflower

Tradescantia ohiensis

Overview
A resilient native wildflower producing clusters of three-petaled blue to purple flowers that open in the morning and close by afternoon. This easy-to-grow perennial forms attractive clumps of grass-like foliage and self-seeds readily to create natural colonies. The mucilaginous stems and leaves were traditionally used by Native Americans for medicinal purposes.
Planting
Direct sow in fall or spring. Seeds benefit from 30-day cold stratification. Self-seeds readily.
Growing
Sun: partial. Water: low. Soil pH: 6–7.5. Space plants 12" apart. Germination: 14-30.
Pests & diseases
Common pests: Generally pest resistant, may attract aphids. Common diseases: Rarely affected by diseases, very robust native.