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Rocky Mountain Penstemon, Porch Penstemon
Scientific Name: Penstemon strictus Benth.
Family: Scrophulariaceae

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Recommended Temperature Zone: sunset: 1-3,10-13 USDA: 3-8 Heat Tolerance: Light shade in Phoenix Sun Exposure: Full sun to light shade Origin: USA (Colorado, New Mexico, Utah, Arizona, Wyoming), 6000 to 8000 feet elevation (1800-2400 m) Growth Habits: Perennial, up to 2 feet tall (60 cm), 18 inches wide (45 cm) Watering Needs: Little water, drought resistant, needs good drainage Propagation: Seeds (don't cover the seeds)

Blooming Habits:
The Rocky Mountain Penstemon has purple to violet flowers, up to 1 inch long (2.5 cm), in June to August.