Utah penstemon (Penstemon utahensis)

Utah penstemon

Utah penstemon (Penstemon utahensis) is a perennial herbaceous plant that blooms in spring with red tubular-shaped flowers that attract bees butterflies and hummingbirds. Flowers grow along a leafless stalk. Commonly found growing in rocky hillsides and woodland areas. Also known as Utah firecracker.

Scientific classification

Species

Utah penstemon (Penstemon utahensis)

Mints plantains olives and allies

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30 cm to 61 cm

Plant Height

15 cm to 30 cm

Spread

2.5 cm

Flower Size

Red, Pink

Flower Color

Evergreen

Leaf type

5 - 35 ℃

Ideal Temperature

Images of Utah penstemon

Care Guide for Utah penstemon

Every week

Water

Full sun

Sunlight

5 - 35 ℃

Ideal Temperature

Garden Soil

Soil Type

Water: Utah penstemon thrives in arid conditions, showing excellent drought tolerance. Weekly watering mimics its natural sparse rainfall. Preferring full sun, utah penstemon is ideal for outdoor growth and xeriscaping, thanks to its resilience to water scarcity.

Fertilize: For utah penstemon, utilize balanced fertilizers with a 10-10-10 NPK ratio, applying quarterly during the growing season at half the recommended dosage. Avoid winter feeding; water thoroughly after fertilization. Early growth may benefit from more frequent applications. Periodic soil testing helps customize fertilization needs.

Pruning: Utah penstemon features vibrant tubular flowers and is drought tolerant. Prune in early to late spring to promote growth and blooms. Remove dead stems and avoid heavy pruning, as it blooms on new growth. Thinning improves air circulation and reduces disease risk.

Propagation: Utah penstemon from the Scrophulariaceae family is best propagated via cuttings. Cut healthy stems below a node, apply rooting hormone, and plant in well-draining soil with consistent moisture and warmth. Avoid waterlogging to prevent rot, ensuring new plants retain genetic fidelity.

Repotting: Utah penstemon requires excellent drainage in pots to thrive, preventing waterlogging and promoting healthy root development.

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