Life Span
Perennial
Annual
Type
Flowering Plants
Epiphyte
Origin
South-Central United States
Southeastern Asia, China, Japan, Melanesia
Types
Penstemon digitalis, Penstemon barbatus, Penstemon heterophyllus
-
Number of Varieties
200300
0
40000
👆🏻
Habitat
Rocky areas
Humid climates, Subtropical climates
USDA Hardiness Zone
5-811-15
0
99
👆🏻
AHS Heat Zone
12-1
12-10
Sunset Zone
No Available
-
Habit
Clump-Forming
Clump-Forming
Plant Size
Minimum Height
30.00 cm25.50 cm
0
3900
👆🏻
Minimum Width
30.50 cm25.40 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Purple
White, Light Yellow, Violet, Ivory
Flower Color Modifier
Bicolor
-
Fruit Color
-
-
Leaf Color in Spring
Green
Green, Light Green
Leaf Color in Summer
Green
Green, Light Green
Leaf Color in Fall
Green
Green, Light Green
Leaf Color in Winter
-
Green, Light Green
Shape
Leaf Shape
Long linear and narrow
Subulate
Thorns
✔
✘
✔
✘
Plant Season
-
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun
Partial shade
Growth Rate
Medium
Slow
Type of Soil
Loam
-
The pH of Soil
Neutral, Alkaline
-
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring
Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
-
Where to Plant?
Ground
Ground
How to Plant?
From bulbs
Divison
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Requires watering in the growing season
Allow to dry out slightly between watering
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Neutral, Alkaline
-
Soil Type
Loam
-
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun, Partial Sun
Partial shade
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
Coarse
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Hummingbirds, Butterflies
-
Allergy
-
-
Uses
Aesthetic Uses
Showy Purposes
Beautification, Bonsai, Borders
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
-
-
Part of Plant Used
Flowers, Leaves
Flowers
Other Uses
Showy Purposes, Used as Ornamental plant
Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Bedding Plant, Rock Garden / Wall, Wildflower
Container, Hanging Basket, Houseplant, Rock Garden / Wall, Tropical
Botanical Name
PENSTEMON cobaea
ERIA merrillii
Common Name
Beardtongue
Eria, Orchid
In Hindi
Beardtongue
Eria
In German
Bartfaden
Eria
In French
beardtongue
Eria
In Spanish
beardtongue
Eria
In Greek
Beardtongue
eria
In Portuguese
Beardtongue
eria
In Polish
Beardtongue
Eria
In Latin
ursus lingua
Pinalia
Kingdom
Plantae
Plantae
Phylum
Tracheophyta
Tracheophyta
Class
Equisetopsida
Liliopsida
Order
Lamiales
Asparagales
Family
Scrophulariaceae
Orchidaceae
Genus
Penstemon
Pinus
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Monocots
Tribe
-
Podochileae
Subfamily
-
Epidendroideae
Number of Species
261500
1
27800
👆🏻