Life Span
Perennial
Perennial
Type
Flowering Plants
Shrub
Origin
South-Central United States
Eastern Africa, Southern Africa
Types
Penstemon digitalis, Penstemon barbatus, Penstemon heterophyllus
Epigeal, Hypogeal
Number of Varieties
2002
0
40000
👆🏻
Habitat
Rocky areas
Coastal sand dunes, Wild
USDA Hardiness Zone
5-810-15
0
99
👆🏻
AHS Heat Zone
12-1
12-1
Sunset Zone
No Available
7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
Habit
Clump-Forming
-
Plant Size
Minimum Height
30.00 cm30.00 cm
0
3900
👆🏻
Minimum Width
30.50 cm30.00 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Purple
Yellow, Red, Green, Orange
Flower Color Modifier
Bicolor
-
Fruit Color
-
Green
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
Reniform
Thorns
✔
✘
✔
✘
Plant Season
-
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Medium
Medium
Type of Soil
Loam
Sand
The pH of Soil
Neutral, Alkaline
Neutral
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring
Indeterminate
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Drought
Where to Plant?
Ground
Container, Ground, Pot
How to Plant?
From bulbs
reseeds, root cutting
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Requires watering in the growing season
Do Not over Water, Keep the Soil well drained
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Neutral, Alkaline
Neutral
Soil Type
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
All-Purpose Liquid Fertilizer
Pests and Diseases
Red blotch
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
Bold
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Hummingbirds, Butterflies
-
Allergy
-
Kidney Disease
Uses
Aesthetic Uses
Showy Purposes
Formal Garden, Hanging Basket
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
-
-
Part of Plant Used
Flowers, Leaves
Beans
Other Uses
Showy Purposes, Used as Ornamental plant
Basketary, Edible seed
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Bedding Plant, Rock Garden / Wall, Wildflower
Container, Houseplant, Mixed Border, Rock Garden, Wall
Botanical Name
PENSTEMON cobaea
COTYLEDON
Common Name
Beardtongue
Pig's ear, Dog's ear
In Hindi
Beardtongue
बीजपत्र
In German
Bartfaden
Cotyledon
In French
beardtongue
Cotyledon
In Spanish
beardtongue
Cotyledon
In Greek
Beardtongue
κοτυληδών kotylēdōn
In Portuguese
Beardtongue
Cotyledon
In Polish
Beardtongue
Liścień
In Latin
ursus lingua
Cotyledon
Kingdom
Plantae
Plantae
Phylum
Tracheophyta
-
Class
Equisetopsida
Magnoliopsida
Order
Lamiales
Rosales
Family
Scrophulariaceae
Crassulaceae
Genus
Penstemon
Cotyledon L.
Clade
Angiosperms, Asterids, Eudicots
Rosids
Tribe
-
-
Subfamily
-
-
Number of Species
26112
1
27800
👆🏻