Life Span
Perennial
Annual and Perennial
Type
Flowering Plants
Tender Perennial
Origin
Northeastern United States, Mid-Atlantic United States, North-Central United States, Central United States
Eastern Africa
Types
Penstemon
-
Number of Varieties
1515
0
40000
👆🏻
Habitat
Fields, open Woodlands, Wood Margins
Rocky Ridges, Shores of rivers or lakes, Tropical Climate, tropical environments
USDA Hardiness Zone
3-811-12
0
99
👆🏻
AHS Heat Zone
8-1
7-1
Sunset Zone
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
H1, 23, 24
Habit
Clump-Forming
Cushion/Mound-forming
Plant Size
Minimum Height
60.00 cm25.40 cm
0
3900
👆🏻
Minimum Width
30.00 cm25.40 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Light Pink
Purple, Violet
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Brown
-
Leaf Color in Spring
Dark Red
Dark Green
Leaf Color in Summer
Dark Red
Dark Green
Leaf Color in Fall
Dark Red
Dark Green
Leaf Color in Winter
-
Light Green
Shape
Leaf Shape
Lance-shaped to oblong
Ovate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Fast
Slow
Type of Soil
Loam, Sand
Loam
The pH of Soil
Acidic, Neutral, Alkaline
Neutral
Soil Drainage
Well drained
Average
Bloom Time
Late Spring, Early Summer
Indeterminate
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought, Salt
Drought
Where to Plant?
Container, Ground, Pot
Container, Ground, Pot
How to Plant?
Root Division, Seedlings, Softwood cuttings
Seedlings, stem tip cuttings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs
Keep ground moist, Keep the Soil well drained, Medium, Requires regular watering
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral, Alkaline
Neutral
Soil Type
Loam, Sand
Loam
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Pinch Tips, Prune prior to new growth, Prune to stimulate growth
Fertilizers
Complete balanced fertilizer
All-Purpose Liquid Fertilizer
Pests and Diseases
Leaf spot, Root rot
Grey mold, Leaf spot, Mites, 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
Fine
Foliage Sheen
Matte
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds, Hummingbirds, Butterflies
Butterflies, Flying insects, Hummingbirds
Allergy
Mild Allergen
Pollen
Uses
Aesthetic Uses
Borders, Wild gardens
Bouquets, Cut Flowers, Decorating walls, Hanging Basket, Showy Purposes, Used for decorating walls, fences, gates, hedges, etc.
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
Tooth ache
-
Part of Plant Used
Root
Flowers, Leaves
Other Uses
Showy Purposes
Used as Ornamental plant, Used for bedding in gardens
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Cutflower, Mixed Border, Wildflower
Container, Edging, Houseplant, Tropical
Botanical Name
PENSTEMON digitalis 'Husker Red'
EXACUM affine
Common Name
Husker Red Penstemon, Talus Slope Penstemon
German Violet, Persian Violet
In Hindi
Talus Slope Penstemon
persian violet
In German
Gehängeschutt Penstemon
persian violet
In French
Talus Slope Penstemon
persian violet
In Spanish
Astrágalo pendiente Penstemon
Violeta persa
In Greek
Αστράγαλος Κλίση Penstemon
Περσικό Violet
In Portuguese
Talus Penstemon Slope
Violeta persa
In Polish
Talus Slope Penstemon
Persian Violet
In Latin
Talus Clivo Persicaria
hyacinthum Persarum
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Tracheophyta
Class
Magnoliopsida
Magnoliopsida
Order
Scrophulariales
Gentianales
Family
Scrophulariaceae
Gentianaceae
Genus
Penstemon
Exacum
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Asterids, Eudicots
Tribe
-
Exaceae
Subfamily
-
-
Number of Species
28025
1
27800
👆🏻