trefle.io · Taken Jun 21, 2022 by anthony abbott (cc-by-sa)
Plantaginaceae
Hartweg's beardtongue
Penstemon hartwegii
Also known as Hartweg's penstemon, Penstemon hartwegii var. hybridus, canyon penstemon, Penstemon giganteus
Flowering Plants · Native Plants · Penstemon · Beardtongue · Perennial · Pollinator · Hummingbird Plant · Mexican Native · Tubular Flowers · Cottage Garden · Part Shade · Fast Growing
Hartweg's beardtongue thrives in partial shade with regular watering during the growing season, though it dislikes waterlogged soil. Plant in well-draining, moderately fertile soil and deadhead spent blooms to encourage continued flowering. It is a rewarding perennial for cottage gardens and pollinator beds in mild climates.
Growing conditions
The details behind the basics
- Daily light
- 4 hours
- Watering
- Water deeply until soil is evenly moist, then allow the top inch to dry before watering again · Every 7-10 days
- Maintenance
- Moderate
- Soil
- loam
- Soil pH
- 6.8–8
- Temperature
- -40°F to 95°F
- Cycle
- Perennial
Hardiness
USDA 3a-9b
Form & growth
Mature size and habit
- Mature height
- 12 in – 4 ft
- Spread
- 3 ft
- Spacing
- 18 in apart
- Growth rate
- Fast
- Root depth
- Medium
- Flowers
- Red
- Foliage
- Green · Medium
Ecology & origin
Where it belongs and what it brings
- Native to
- Mexico Central, Mexico Gulf, Mexico Northeast, Mexico Southwest
- Attracts
- Bees, Butterflies, Hummingbirds
Sources: trefle, usda
More Penstemon
Related plants from the same genus
Buy this plant
No nurseries currently list it
No nursery lists Hartweg's beardtongue right now.