• Close-up of pale lavender, tubular flowers with flared, rounded lips and white throats, growing in clusters among slender green leaves. The delicate blossoms of Penstemon lyallii (Lyall’s Penstemon) appear soft and papery, with faint purple veining adding subtle detail.
  • Close-up of pale lavender, tubular flowers with flared, rounded lips and white throats, growing in clusters among slender green leaves. The delicate blossoms of Penstemon lyallii (Lyall’s Penstemon) appear soft and papery, with faint purple veining adding subtle detail.
  • Low-growing plant with narrow, lance-shaped green leaves stretching outwards along reddish stems, spreading over rocky ground. This ground-hugging foliage belongs to Penstemon lyallii (Lyall's Penstemon), showing its tough, mat-forming growth habit in a dry, gravelly habitat.
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Penstemon lyalli - Lyalls Penstemon

Penstemon lyalli - Lyalls Penstemon

$6.75 CAD
$6.75 CAD
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Lyalls Penstemon is a hardy, drought-tolerant perennial that adds vivid purple to lavender-blue tubular flowers to dry, rocky landscapes. It has upright stems with lance-shaped green leaves and forms tidy clumps. Blooming from early to mid-summer, its nectar-rich flowers provide an important food source for native solitary bees and other pollinators. Hummingbirds feed on its nectar, drawn to the tubular blooms, and butterflies may visit occasionally. With its striking flowers and ability to thrive in tough environments, Lyalls Penstemon is a standout choice for both urban and rural naturalized plantings.

Cold-hardy and long-lived, Lyalls Penstemon thrives in high-elevation and cooler-climate gardens. This resilient native is ideal for xeriscapes, alpine plantings, and self-sustaining prairie or meadow landscapes. Its thick, leathery green leaves help it withstand harsh conditions while also making it moderately deer-resistant.

How Easy Is This Plant to Grow?

Germination Difficulty: Intermediate
Growing Difficulty: Intermediate
Speed of Growth: Moderate
Age to First Bloom: 2-3

Plant Sizes & Blooming Window

Important Information - The "Plant Sizes" are provided as a general guideline for plant selection. The "Blooming Window" indicates the general period when the species is in bloom, not how long an individual plant will flower.

Plant growth and bloom times will vary depending on geographical location & individual site conditions. Please scroll down to see the specific information for this plant.

Edible & Medicinal Info Disclaimer

The Edible & Medicinal information on this site is for informational purposes only and should not be acted on without thorough research and professional guidance. We are not responsible for any adverse effects resulting from the use of or misidentification of plants.

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Plant Specifics

Seeds Per Pack

Seed packs are currently unavailable.

Light Conditions

  • Sun
  • Part Shade

Soil Conditions

  • Well Drained
  • Moist
  • Loam
  • Sandy
  • Gravelly

Height

  • 12" - 24"

Width

  • 12" - 24"

Bloom Colour

  • Lavender Blue
  • Purple

Month of Bloom

  • May
  • June
  • July

Vigorousness

  • Moderate

Deer Resistance

  • Moderate

Features

  • Birds
  • Butterflies
  • Bees
  • Urban Spaces
  • Rural Spaces

Chinook Exposure

  • Moderate

Distribution Info

Native to western Canada, Lyall's Penstemon is found in AB and BC, extending into the Pacific Northwest and northern Rocky Mountains of the U.S.. It flourishes in stony, sparsely vegetated soils of talus, rock outcrops, and open slopes, often along roadsides, at montane to sub alpine elevations.

Traditional Edible & Medicinal Info

Penstemon lyalli has no widely documented medicinal or edible uses.