Plantaginaceae
Penstemon rydbergii var. rydbergii
Penstemon rydbergii var. rydbergii var. rydbergii
Also known as Penstemon productus, Penstemon erosus, Penstemon latiusculus, Penstemon rydbergii var. varians
Flowering Plants · Native Plants · Penstemon · Native Wildflower · Hummingbird Plant · Rocky Mountain · Perennial · Part Shade · Pollinator Garden · Tubular Flowers · Western Native
Rydberg's penstemon thrives in partly shaded spots with well-drained, moderately moist soil and dislikes prolonged drought. Water regularly during the growing season but avoid waterlogged conditions, especially in winter. This Rocky Mountain native is a charming choice for wildlife gardens and naturalised meadow plantings.
Growing conditions
The details behind the basics
- Daily light
- 4 hours
- Watering
- Water deeply until soil is moist, then allow the top inch to dry before watering again · Every 7-10 days
- Maintenance
- Low
- Soil
- sandy loam
- Soil pH
- 6–8
- Temperature
- -30°F to 85°F
- Cycle
- Perennial
Hardiness
USDA 4a-9b
Form & growth
Mature size and habit
- Mature height
- 12 in – 2 ft
- Spread
- 12 in
- Spacing
- 18 in apart
- Growth rate
- Moderate
- Root depth
- Medium
- Flowers
- Blue
- Foliage
- Green · Medium
Ecology & origin
Where it belongs and what it brings
- Native to
- Colorado, New Mexico, Utah, Wyoming
- Attracts
- Bees, Hummingbirds, Butterflies
Sources: trefle, usda
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