Life Span
Perennial
Perennial
Type
Flowering Plants
Shrub
Origin
South-Central United States
China
Types
Penstemon digitalis, Penstemon barbatus, Penstemon heterophyllus
-
Number of Varieties
2002
0
40000
👆🏻
Habitat
Rocky areas
Hills, Lower slopes, open Woodlands
USDA Hardiness Zone
5-84-8
0
99
👆🏻
AHS Heat Zone
12-1
8-1
Sunset Zone
No Available
A3, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21
Habit
Clump-Forming
Upright/Erect
Plant Size
Minimum Height
30.00 cm240.00 cm
0
3900
👆🏻
Minimum Width
30.50 cm180.00 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Purple
Light Green
Flower Color Modifier
Bicolor
-
Fruit Color
-
Brown, Light Green, Lime Green
Leaf Color in Spring
Green
Green, Light Green
Leaf Color in Summer
Green
Green, Light Green
Leaf Color in Fall
Green
Red
Leaf Color in Winter
-
-
Shape
Leaf Shape
Long linear and narrow
Lobed
Thorns
✔
✘
✔
✘
Plant Season
-
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Growth Rate
Medium
Medium
Type of Soil
Loam
Clay, 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
Ground, Pot
How to Plant?
From bulbs
Seedlings
Plant Maintenance
Medium
Low
Watering Plants
Watering Requirements
Requires watering in the growing season
Average Water Needs, Requires regular watering, Requires watering in the growing season
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
Clay, 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
-
Fertilizers
All-Purpose Liquid Fertilizer
No fertilizers needed
Pests and Diseases
Red blotch
Red blotch, Spider mites
Plant Tolerance
Drought
Drought, Salt
Flowers
Showy
Insignificant
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
Allergy
-
Asthma
Uses
Aesthetic Uses
Showy Purposes
Landscape Designing
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification, Forms dense stands, Nesting sites for birds, No fertilizer, pesticides, or herbicides needed, Prevent Soil Erosion, Shadow Tree, Windbreak
Plant Benefits
Medicinal Uses
-
-
Part of Plant Used
Flowers, Leaves
Bark, Stem
Other Uses
Showy Purposes, Used as Ornamental plant
Used as firewood, Used for woodware, Used in biomass, Used in construction, Used in Furniture, Wood is used for ship building, Wood is used in construction, Wood log is used in making fences
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Bedding Plant, Rock Garden / Wall, Wildflower
Cutflower, Feature Plant, Foundation, Hedges, Mixed Border, Screening, Wind Break
Botanical Name
PENSTEMON cobaea
EUONYMUS phellomanus
Common Name
Beardtongue
Cork Oak
In Hindi
Beardtongue
कॉर्क ट्री
In German
Bartfaden
Cork Tree
In French
beardtongue
Arbre de Cork
In Spanish
beardtongue
Árbol de corcho
In Greek
Beardtongue
Cork Tree
In Portuguese
Beardtongue
Cork Tree
In Polish
Beardtongue
Cork Tree
In Latin
ursus lingua
Cork ligno
Kingdom
Plantae
Plantae
Phylum
Tracheophyta
Anthophyta
Class
Equisetopsida
Dicotyledonae
Order
Lamiales
Fagales
Family
Scrophulariaceae
Celastraceae
Genus
Penstemon
Quercus
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Eudicots, Rosids
Tribe
-
Mirini
Subfamily
-
Mirinae
Number of Species
26150
1
27800
👆🏻