Plantaginaceae
Penstemon angustifolius var. caudatus
Penstemon angustifolius var. caudatus var. caudatus
Also known as Penstemon caudatus, Penstemon angustifolius subsp. caudatus
Flowering Plants · Native Plants · Penstemon · Prairie · Wildflower · Hummingbird · Blue Flowers · Native · Great Plains · Perennial · Pollinator · Xeric
This narrow-leaved penstemon variety is a fast-growing prairie native that produces stunning tubular blue to purple flowers beloved by hummingbirds and bees. Plant it in full sun to partial shade in well-drained, sandy or loamy soil and water moderately until established. It is low-maintenance once settled and performs beautifully in xeric or wildflower garden designs.
Growing conditions
The details behind the basics
- Daily light
- 6 hours
- Watering
- Water deeply but infrequently, allowing soil to dry out between waterings · Every 10-14 days
- Maintenance
- Low
- Soil
- loam
- Soil pH
- 7–8.5
- Temperature
- -10°F to 85°F
- Cycle
- Perennial
Hardiness
USDA 5a-9b
Form & growth
Mature size and habit
- Mature height
- 18 in – 3 ft
- Spread
- 2 ft
- Spacing
- 18 in apart
- Growth rate
- Fast
- Root depth
- Medium
- Flowers
- Yes
- Foliage
- Medium
Ecology & origin
Where it belongs and what it brings
- Native to
- Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Wyoming
- Attracts
- Bees, Hummingbirds, Butterflies
Sources: trefle, usda
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