Life Span
Perennial
Perennial
Type
Flowering Plants
Shrub
Origin
South-Central United States
United States, Southeastern United States, South-Central United States, Texas, Mexico
Types
Penstemon digitalis, Penstemon barbatus, Penstemon heterophyllus
-
Number of Varieties
2002
0
40000
👆🏻
Habitat
Rocky areas
Cultivated Beds
USDA Hardiness Zone
5-88-11
0
99
👆🏻
AHS Heat Zone
12-1
11-7
Sunset Zone
No Available
H1, 8, 9, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Clump-Forming
Upright/Erect
Plant Size
Minimum Height
30.00 cm90.00 cm
0
3900
👆🏻
Minimum Width
30.50 cm60.00 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Purple
Red, Magenta, Orange Red
Flower Color Modifier
Bicolor
-
Fruit Color
-
Brown, Red
Leaf Color in Spring
Green
Green, Blue Green
Leaf Color in Summer
Green
Green, Blue Green
Leaf Color in Fall
Green
Green, Blue Green
Leaf Color in Winter
-
-
Shape
Leaf Shape
Long linear and narrow
Arrowhead
Thorns
✔
✘
✔
✘
Plant Season
-
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
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
Early Summer, Summer, Late Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Drought
Where to Plant?
Ground
Ground, Pot
How to Plant?
From bulbs
Seedlings
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, Partial shade
Pruning
Remove damaged leaves
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
Apply 10-10-10 amount
Pests and Diseases
Red blotch
-
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
Hummingbirds
Allergy
-
Toxic
Uses
Aesthetic Uses
Showy Purposes
Borders
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
-
Antiemetic, Diuretic, Purgative, Tonic
Part of Plant Used
Flowers, Leaves
Flowers, Leaves
Other Uses
Showy Purposes, Used as Ornamental plant
Used as a general tonic, Used as a rat poison, Used as a vegetable
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Bedding Plant, Rock Garden / Wall, Wildflower
Feature Plant, Foundation, Mixed Border, Rock Garden, Wall, Wildflower
Botanical Name
PENSTEMON cobaea
ERYTHRINA herbacea
Common Name
Beardtongue
Red cardinal, Cardinal spear
In Hindi
Beardtongue
Red Cardinal
In German
Bartfaden
Red Cardinal
In French
beardtongue
Cardinal rouge
In Spanish
beardtongue
Cárdenas
In Greek
Beardtongue
κόκκινο Καρδινάλιος
In Portuguese
Beardtongue
Cardeal vermelho
In Polish
Beardtongue
Red Cardinal
In Latin
ursus lingua
Cardinalis Rubrum
Kingdom
Plantae
Plantae
Phylum
Tracheophyta
Magnoliophyta
Class
Equisetopsida
Magnoliopsida
Order
Lamiales
Fabales
Family
Scrophulariaceae
Fabaceae
Genus
Penstemon
Erythrina
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Eudicots, Rosids
Tribe
-
Phaseoleae
Subfamily
-
Faboideae
Number of Species
26110
1
27800
👆🏻