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Del Rio Penstemon, Rock Penstemon, Baccharis-leaf Penstemon, Shrubby Penstemon
Penstemon baccharifolius 'Del Rio'
Southwestern native. Shrub-like penstemon with a woody base. Small green leaves with toothed margins. Bright red tubular flowers that attract hummingbirds. Needs good drainage to perform well. Seeds are a food source for birds. Remove spent flower spikes during bloom period if you don't want it to set seeds, otherwise remove spikes and prune for form in the late winter.
- Plant type: Perennial
- Maintenance level: Medium
- Water requirement: Low
- Sun exposure: Full, Part Sun
- Height range: 1–5 Feet
- Width range: 1–5 Feet
- Canopy value: 7 ft²
- Growth rate: Medium
- Seasonal habit: Semi-Evergreen
- Flower color: Red
- Flower season: Summer, Autumn
- Fruit color: Brown
- Fruit season: Autumn
- General foliage color: Green
- Design style: Pollinator Plants
- Hardiness cold tolerance: 10 °F
- Soil preference: Sand, Rocky, Well Drained, Dry
- Native location: Arizona, Texas, Northern Mexico
- PH preference: Not Particular
- Sunset zones: 2, 3, 4, 5, 6, 7, 14, 15, 16, 17
- USDA hardiness zone: 8a, 8b, 9a, 9b, 10a, 10b
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