Rocky Mountain Penstemon (Penstemon strictus)

Bring vibrant color and effortless beauty to your garden with the Rocky Mountain Penstemon (Penstemon strictus). This striking perennial produces tall spikes of royal-blue to purple flowers from late spring into early summer, making it a standout addition to borders, rock gardens, and pollinator beds.

Key Features:

Height: Grows 1–3 feet tall, creating an attractive vertical accent without overwhelming smaller spaces.

Light Requirements: Thrives in full sun, but tolerates part shade—ideal for sunny borders, open beds, or areas with dappled light.

Water Needs: Exceptionally drought-tolerant once established; prefers low to moderate watering. Well-drained, sandy or rocky soils are best, but it adapts to heavier soils if drainage is good.

Why Choose Rocky Mountain Penstemon?

Low Maintenance: This long-lived perennial is easy to grow and requires minimal care, making it perfect for busy gardeners or low-water landscapes.

Wildlife Friendly: Its tubular flowers attract bees, butterflies, and hummingbirds, supporting pollinators and adding life to your garden.

Versatile Uses: Use it as a showy focal point in rock gardens, mass plantings for erosion control, or as a colorful addition to native and xeric gardens.

Planting Tips:

Plant in a sunny location with well-drained soil.

Water regularly until established, then reduce frequency—overwatering is rarely needed.

Space plants 12–18 inches apart to allow for mature growth and airflow.

Add Rocky Mountain Penstemon to your garden for a burst of color, easy care, and lasting beauty that supports local wildlife and thrives with minimal water.