Life Span
Annual
Perennial
Type
Shrub
Flowering Plants
Origin
Southeastern Asia, India, China
South-Central United States
Types
Shrub
Penstemon digitalis, Penstemon barbatus, Penstemon heterophyllus
Number of Varieties
Not Available
Habitat
Tropical regions
Rocky areas
USDA Hardiness Zone
10-15
5-8
Sunset Zone
H1, H2, 13, 24
No Available
Habit
Spreading
Clump-Forming
Flower Color
Lavender
White, Purple
Flower Color Modifier
Not Available
Bicolor
Fruit Color
Brown
Not Available
Leaf Color in Spring
Gray Green, Silver
Green
Leaf Color in Summer
Gray Green, Silver
Green
Leaf Color in Fall
Gray Green
Green
Leaf Color in Winter
Gray Green
Not Available
Leaf Shape
Lobed
Long linear and narrow
Plant Season
Spring, Summer, Fall, Winter
Not Available
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
The pH of Soil
Acidic, Neutral, Alkaline
Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Indeterminate
Late Spring
Tolerances
Drought, Salt
Not Available
Where to Plant?
Ground
Ground
How to Plant?
Stem Cutting
From bulbs
Plant Maintenance
Medium
Medium
Watering Requirements
Average Water Needs, Do Not over Water
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 pH
Acidic, Neutral, Alkaline
Neutral, Alkaline
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove damaged leaves
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer
Pests and Diseases
Red blotch
Red blotch
Plant Tolerance
Drought
Drought
Flower Petal Number
Single
Single
Foliage Texture
Bold
Medium
Foliage Sheen
Matte
Matte
Invasive
No
Not Available
Attracts
Butterflies
Hummingbirds, Butterflies
Allergy
Not Available
Not Available
Aesthetic Uses
Showy Purposes
Showy Purposes
Beauty Benefits
Not Available
Not Available
Environmental Uses
Air purification
Air purification
Medicinal Uses
Abandonment, epilepsy, Fever, Gout, Leprosy, Skin irritation, Syphilis, Tooth ache, Ulcers
Not Available
Part of Plant Used
Flowers, Leaves, Root
Flowers, Leaves
Other Uses
Used for its medicinal properties
Showy Purposes, Used as Ornamental plant
Used As Indoor Plant
No
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Container, Feature Plant, Mixed Border, Rock Garden, Wall, Tropical
Bedding Plant, Rock Garden / Wall, Wildflower
Botanical Name
CALOTROPIS gigantea
PENSTEMON cobaea
Common Name
Crown flower
Beardtongue
In Hindi
Crown flower
Beardtongue
In German
Crown Blume
Bartfaden
In French
fleur de la Couronne
beardtongue
In Spanish
flor de la corona
beardtongue
In Greek
στέμμα λουλούδι
Beardtongue
In Portuguese
coroa da flor
Beardtongue
In Polish
korona kwiatu
Beardtongue
In Latin
flos florum
ursus lingua
Phylum
Magnoliophyta
Tracheophyta
Class
Magnoliopsida
Equisetopsida
Order
Gentianales
Lamiales
Family
Asclepiadaceae
Scrophulariaceae
Genus
Calotropis
Penstemon
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Asterids, Eudicots
Tribe
Not Available
Not Available
Subfamily
Asclepiadoideae
Not Available
Number of Species
Not Available
Difference Between Crown Flower and Beardtongue
If you are confused whether Crown Flower or Beardtongue are same, here are some features about those plants to help you choose better. Many people think that these two plants have the same characteristics, but one can see Crown Flower and Beardtongue Information and learn more about it. Fertilizers required for proper growth of Crown Flower are All-Purpose Liquid Fertilizer, whereas for Beardtongue fertilizers required are All-Purpose Liquid Fertilizer. Hence, one should know the basic difference between Crown Flower and Beardtongue if you are planning to have them in your garden to enhance its beauty.
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Flowering PlantsImportance of Crown Flower and Beardtongue
Want to have the most appropriate plant for your garden? You might want to know the importance of Crown Flower and Beardtongue. Basically, these two plants vary in many aspects. Compare Crown Flower and Beardtongue as they differ in many characteristics such as their life, care, benefits, facts, etc. Every gardener must at least have the slightest clue about the plants he wants to plant in his garden. Compare their benefits, which differ in many ways like facts and uses. The medicinal use of Crown Flower is Abandonment, epilepsy, Fever, Gout, Leprosy, Skin irritation, Syphilis, Tooth ache and Ulcers whereas of Beardtongue is Not Available. Crown Flower has beauty benefits as follows: Not Available while Beardtongue has beauty benefits as follows: Not Available.
Compare Facts of Crown Flower vs Beardtongue
How to choose the best garden plant for your garden depending upon its facts? Here garden plant comparison will help you to solve this query. Compare the facts of Crown Flower vs Beardtongue and know which one to choose. As garden plants have benefits and other uses, allergy is also a major drawback of plants for some people. Allergic reactions of Crown Flower are Not Available whereas of Beardtongue have Not Available respectively. Having a fruit bearing plant in your garden can be a plus point of your garden. Crown Flower has showy fruits and Beardtongue has no showy fruits. Also Crown Flower is not flowering and Beardtongue is not flowering . You can compare Crown Flower and Beardtongue facts and facts of other plants too.