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Native Habitat:

Open forests, grasslands, rocky slopes, and well-drained meadows.

 

Bloom Time:

May – July

 

Growth Habit & Mature Size:

Perennial herb, 12–24 inches tall, with erect stems and narrow, lance-shaped leaves. Produces tubular, blue to violet flowers arranged in clusters along the upper stems.

 

Light & Soil Requirements:

Full sun; thrives in well-drained sandy, loamy, or rocky soils. Tolerates drought and low-fertility soils once established.

 

Willamette Valley Native Companion Plants:

Camassia quamash, Achillea millefolium, Eriophyllum lanatum, Sidalcea campestris, Festuca roemeri.

 

Urban Garden Function:

Provides vertical structure, vibrant seasonal flowers, and pollinator support to urban meadows, rock gardens, and naturalized landscapes. Works well in layered native plantings, low-maintenance borders, and habitat-focused gardens.

 

Wildlife Supported:

Flowers attract native bees, hummingbirds, and butterflies. Foliage provides shelter for insects and small invertebrates.

 

Historical Use:

Used ornamentally for its showy flowers; valued in naturalized, pollinator-friendly, and low-maintenance urban garden plantings.

Penstemon hesperius | Tall western penstemon

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