Life Span
Perennial
Perennial
Type
Flowering Plants
Flowering Plants
Origin
South-Central United States
Northeastern United States, Mid-Atlantic United States, North-Central United States, Central United States
Types
Penstemon digitalis, Penstemon barbatus, Penstemon heterophyllus
Penstemon
Number of Varieties
20015
0
40000
👆🏻
Habitat
Rocky areas
Fields, open Woodlands, Wood Margins
USDA Hardiness Zone
5-83-8
0
99
👆🏻
AHS Heat Zone
12-1
8-1
Sunset Zone
No Available
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Clump-Forming
Clump-Forming
Plant Size
Minimum Height
30.00 cm60.00 cm
0
3900
👆🏻
Minimum Width
30.50 cm30.00 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Purple
White, Light Pink
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Brown
Leaf Color in Spring
Green
Dark Red
Leaf Color in Summer
Green
Dark Red
Leaf Color in Fall
Green
Dark Red
Leaf Color in Winter
-
-
Shape
Leaf Shape
Long linear and narrow
Lance-shaped to oblong
Thorns
✔
✘
✔
✘
Plant Season
-
Spring, Summer
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Medium
Fast
Type of Soil
Loam
Loam, Sand
The pH of Soil
Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring
Late Spring, Early Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Drought, Salt
Where to Plant?
Ground
Container, Ground, Pot
How to Plant?
From bulbs
Root Division, Seedlings, Softwood cuttings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Requires watering in the growing season
Average Water Needs
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Type
Loam
Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun
Pruning
Remove damaged leaves
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
Complete balanced fertilizer
Pests and Diseases
Red blotch
Leaf spot, Root rot
Plant Tolerance
Drought
Drought
Flowers
Showy
Showy
Flower Petal Number
Single
Single
Fruits
Showy Fruit
✔
✘
✔
✘
Edible Fruit
✔
✘
✔
✘
Fragrance
Fragrant Flower
✔
✘
✔
✘
Fragrant Fruit
✔
✘
✔
✘
Fragrant Leaf
✔
✘
✔
✘
Fragrant Bark/Stem
✔
✘
✔
✘
Showy Foliage
✔
✘
✔
✘
Showy Bark
✔
✘
✔
✘
Foliage Texture
Medium
Medium
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Hummingbirds, Butterflies
Birds, Hummingbirds, Butterflies
Allergy
-
Mild Allergen
Uses
Aesthetic Uses
Showy Purposes
Borders, Wild gardens
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
-
Tooth ache
Part of Plant Used
Flowers, Leaves
Root
Other Uses
Showy Purposes, Used as Ornamental plant
Showy Purposes
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Bedding Plant, Rock Garden / Wall, Wildflower
Cutflower, Mixed Border, Wildflower
Botanical Name
PENSTEMON cobaea
PENSTEMON digitalis 'Husker Red'
Common Name
Beardtongue
Husker Red Penstemon, Talus Slope Penstemon
In Hindi
Beardtongue
Talus Slope Penstemon
In German
Bartfaden
Gehängeschutt Penstemon
In French
beardtongue
Talus Slope Penstemon
In Spanish
beardtongue
Astrágalo pendiente Penstemon
In Greek
Beardtongue
Αστράγαλος Κλίση Penstemon
In Portuguese
Beardtongue
Talus Penstemon Slope
In Polish
Beardtongue
Talus Slope Penstemon
In Latin
ursus lingua
Talus Clivo Persicaria
Kingdom
Plantae
Plantae
Phylum
Tracheophyta
Magnoliophyta
Class
Equisetopsida
Magnoliopsida
Order
Lamiales
Scrophulariales
Family
Scrophulariaceae
Scrophulariaceae
Genus
Penstemon
Penstemon
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Asterids, Eudicots
Tribe
-
-
Subfamily
-
-
Number of Species
261280
1
27800
👆🏻