Foxglove Beardtongue

Penstemon digitalis Nutt. ex Sims - Figwort family

Size

Mature Height: Up to around 4.0 feet

Planting Distance: 3.0 feet

Plant Type: Forb/herb

Root Depth: 8 inches

Growth Form: Rhizomatous

Growth Rate: Moderate

Features

Flower Color: Purple

Conspicuous Flowers: Yes

Bloom Time: Late Spring

Seasonal Growth: Spring and Summer

Evergreen: No

Fall Colors: No

Conditions

Shade Tolerance: Tolerant

Clay Soil Tolerance: Yes

Sandy Soil Tolerance: Yes

Drought Tolerance: High

Flood Tolerance: Low

Fire Tolerance: Medium

Salt Tolerance: Medium

Ecosystem Interactions

Pollinators: Native Bees; Bombus; Beetles, Wasps, Flies; Moths; Butterflies; Larval Host (Moth); Hummingbirds

Larval Species depending on Foxglove Beardtongue: Haploa confusa

Native Range

  • USA:  Alabama, Arkansas, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Michigan, Minnesota, Mississippi, Missouri, Nebraska, Ohio, Oklahoma, Tennessee, Texas, Wisconsin
Regional Native Status: L48 (N), CAN (I)

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.