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Firecracker Penstemon is a striking western native with brilliant red tubular flowers that glow against its glossy green foliage. A hummingbird favorite, it thrives in hot, dry sites.
Water Needs: Very low; thrives on natural rainfall once established
Sun Needs: Full sun
Soil Requirements: Well-drained, sandy or gravelly soils
Growing Zone: USDA Zones 3–8
Cold Hardiness: Down to ~–40°F (–40°C)
Mature Size: 2–3 ft tall x 1–2 ft wide
Native Origin: Intermountain West and desert Southwest
Best Substitutes For: Red Yucca, Scarlet Gilia
Landscape Uses: Xeric gardens, hummingbird borders, native plantings
Firecracker Penstemon is a striking western native with brilliant red tubular flowers that glow against its glossy green foliage. A hummingbird favorite, it thrives in hot, dry sites.
Water Needs: Very low; thrives on natural rainfall once established
Sun Needs: Full sun
Soil Requirements: Well-drained, sandy or gravelly soils
Growing Zone: USDA Zones 3–8
Cold Hardiness: Down to ~–40°F (–40°C)
Mature Size: 2–3 ft tall x 1–2 ft wide
Native Origin: Intermountain West and desert Southwest
Best Substitutes For: Red Yucca, Scarlet Gilia
Landscape Uses: Xeric gardens, hummingbird borders, native plantings