Shell-Leaf Penstemon
Penstemon grandiflorus
Shell-Leaf Penstemon, also known as Large Beardtongue, is a part of the Snapdragon family. It is a native perennial that grows up to 4 feet tall. Penstemon Grandifloras is commonly found in prairies, often in sandy or loamy soils. This plant prefers acid, neutral and alkaline soils and requires well-drained soils. It grows well when planted in open dry situations, but can grow in semi-shade.
Lifespan: perennial
Season: cool
Uses: amnenity grassland, reclamation, CRP, pollinator, wildlife habitat, biodiversity
Native or Introduced: Native
Annual Average Precipitation: 10 inches
Field Seeding Rate (lbs/acre): 3 to 5
Turf Seeding Rate (lbs/1000 s.f.): n/a