Sawsepal Penstemon

Penstemon glaber Pursh

Figwort family

Plant Type

Subshrub, Forb/herb

Life Cycle

Perennial

Mature Height

24 inches

Flower Color

Purple

Bloom Time

Late Spring

Growing Conditions

Light

Shade Tolerance Intolerant

Water

Water Use Medium

Drought Tolerance Medium

Flood Tolerance None

Soil

Soil Types Loam, Sand

CaCO3 Tolerance Medium

Fertility Need Medium

Stress Tolerance

Fire Tolerance Medium

Salt Tolerance None

Climate

pH Range 6.0 – 8.0

Frost-Free Days 100 days

Precipitation 14 – 24 in

Ecosystem & Wildlife

Pollinators Native Bees; Bombus; Moths; Butterflies; Larval Host (Butterfly)

Larval Host Euphydryas anicia ancicia, Poladryas arachne, Poladryas arachne arachne

Fall Color No

Evergreen No

Native Range

USA: Colorado, Montana, Nebraska, New Mexico, North Dakota, South Dakota, Wyoming
MEX: Mexico Northeast

Regional Native Status: L48 (N)

State-level native status is based on data available through Plants of the World Online. Regional Native Status comes from the USDA Plants Database. For more detailed native status information, please refer to BONAP.