Photo credit: Robert H. Mohlenbrock @ USDA-NRCS PLANTS Database / USDA SCS. 1989. Midwest wetland flora: Field office illustrated guide to plant species. Midwest National Technical Center, Lincoln.
Durable, white tubular flowers bloom early in the season. This clump forming Penstemon is often found in old fields and at woods’ edge.
Does best in moist to dry soils full sun to partial shade. Drought tolerant and tolerant of clay soil.
For more information on this plant, visit the USDA PLANTS Database: http://plants.usda.gov/java/profile?symbol=PEDI