Life Span
Perennial
Perennial
Type
Shrub
Flowering Plants
Origin
United States, Southeastern United States, South-Central United States, Texas, Mexico
Northeastern United States, Mid-Atlantic United States, North-Central United States, Central United States
Types
-
Penstemon
Number of Varieties
215
0
40000
👆🏻
Habitat
Cultivated Beds
Fields, open Woodlands, Wood Margins
USDA Hardiness Zone
8-113-8
0
99
👆🏻
AHS Heat Zone
11-7
8-1
Sunset Zone
H1, 8, 9, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Upright/Erect
Clump-Forming
Plant Size
Minimum Height
90.00 cm60.00 cm
0
3900
👆🏻
Minimum Width
60.00 cm30.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Red, Magenta, Orange Red
White, Light Pink
Flower Color Modifier
-
Bicolor
Fruit Color
Brown, Red
Brown
Leaf Color in Spring
Green, Blue Green
Dark Red
Leaf Color in Summer
Green, Blue Green
Dark Red
Leaf Color in Fall
Green, Blue Green
Dark Red
Leaf Color in Winter
-
-
Shape
Leaf Shape
Arrowhead
Lance-shaped to oblong
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Summer
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Growth Rate
Fast
Fast
Type of Soil
Loam, Sand
Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Early Summer, Summer, Late Summer
Late Spring, Early Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought, Salt
Where to Plant?
Ground, Pot
Container, Ground, Pot
How to Plant?
Seedlings
Root Division, Seedlings, Softwood cuttings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs
Average Water Needs
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Type
Loam, Sand
Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
Apply 10-10-10 amount
Complete balanced fertilizer
Pests and Diseases
-
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
Birds, Hummingbirds, Butterflies
Allergy
Toxic
Mild Allergen
Uses
Aesthetic Uses
Borders
Borders, Wild gardens
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
Antiemetic, Diuretic, Purgative, Tonic
Tooth ache
Part of Plant Used
Flowers, Leaves
Root
Other Uses
Used as a general tonic, Used as a rat poison, Used as a vegetable
Showy Purposes
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Foundation, Mixed Border, Rock Garden, Wall, Wildflower
Cutflower, Mixed Border, Wildflower
Botanical Name
ERYTHRINA herbacea
PENSTEMON digitalis 'Husker Red'
Common Name
Red cardinal, Cardinal spear
Husker Red Penstemon, Talus Slope Penstemon
In Hindi
Red Cardinal
Talus Slope Penstemon
In German
Red Cardinal
Gehängeschutt Penstemon
In French
Cardinal rouge
Talus Slope Penstemon
In Spanish
Cárdenas
Astrágalo pendiente Penstemon
In Greek
κόκκινο Καρδινάλιος
Αστράγαλος Κλίση Penstemon
In Portuguese
Cardeal vermelho
Talus Penstemon Slope
In Polish
Red Cardinal
Talus Slope Penstemon
In Latin
Cardinalis Rubrum
Talus Clivo Persicaria
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Fabales
Scrophulariales
Family
Fabaceae
Scrophulariaceae
Genus
Erythrina
Penstemon
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Asterids, Eudicots
Tribe
Phaseoleae
-
Subfamily
Faboideae
-
Number of Species
10280
1
27800
👆🏻