Large-Flowered Beardtongue (Large Beardtongue)

Penstemon grandiflorus

Also known as big beardtongue or prairie snapdragon, large-flowered beardtongue is considered one of the showiest penstemons due to its tubular flowers that are up to 2” long. Its stunning flowers are a purple/pink hue and the stems are up to 2 feet tall. The bloom time is brief, but very special. It attracts bumblebees, native bees, and numerous bird species including hummingbirds. Host plant for Edith’s Checkerspot and Chalcedon Checkerspot butterflies. Blooms in early summer and prefers dry/poor soils. Endangered in some states.

Plant Details

Native Range: Native to CO, great plains
Height: 2′
Spacing: 8-12″
Water Needs: Moderate-Low
Soil: Sandy, Loamy
Sunlight: Full sun, Part shade
Bloom Time: May-June
USDA Zone: 3-9
Life Cycle: Perennial

Shipping

Pick up, shipping, and delivery options available. We can ship anywhere in the contiguous U.S. except Arizona, Idaho, Montana, Nevada, Oregon, Texas, Washington, or Wyoming due to state regulations regarding agricultural imports.

Image Credit:
Penstemon grandiflorus – Evan Grimes 02.jpg | Evan Grimes | Creative Commons Attribution 4.0