Life Span
Biennial
Perennial
Type
Herbs, Shrub
Flowering Plants
Origin
Mediterranean, Northern Africa
South-Central United States
Types
-
Penstemon digitalis, Penstemon barbatus, Penstemon heterophyllus
Number of Varieties
25200
0
40000
👆🏻
Habitat
Temperate Regions
Rocky areas
USDA Hardiness Zone
5-85-8
0
99
👆🏻
AHS Heat Zone
8 - 5
12-1
Sunset Zone
21,22
No Available
Habit
Rosette/Stemless
Clump-Forming
Plant Size
Minimum Height
10.20 cm30.00 cm
0
3900
👆🏻
Minimum Width
50.80 cm30.50 cm
0
6350
👆🏻
Plant Color
Flower Color
White
White, Purple
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
-
Leaf Color in Spring
Silver
Green
Leaf Color in Summer
Silver
Green
Leaf Color in Fall
Silver
Green
Leaf Color in Winter
Light Green
-
Shape
Leaf Shape
Oval with a pointed tip and fine teeth along their edges
Long linear and narrow
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
-
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Fast
Medium
Type of Soil
Clay, Loam, Sand
Loam
The pH of Soil
Acidic, Neutral, Alkaline
Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Summer, Late Summer, Early Fall
Late Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
-
Where to Plant?
Ground, Pot
Ground
How to Plant?
Seedlings
From bulbs
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs, Never Over-water, 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
Acidic, Neutral, Alkaline
Neutral, Alkaline
Soil Type
Clay, Loam, Sand
Loam
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, Apply 10-10-10 amount
All-Purpose Liquid Fertilizer
Pests and Diseases
Red blotch, Slugs, Snails
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
Coarse
Medium
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Snails
Hummingbirds, Butterflies
Allergy
-
-
Uses
Aesthetic Uses
Showy Purposes
Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
Antiseptic, Astringent
-
Part of Plant Used
Leaves
Flowers, Leaves
Other Uses
Used for its medicinal properties
Showy Purposes, Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Bedding Plant, Container, Mixed Border, Rock Garden / Wall
Bedding Plant, Rock Garden / Wall, Wildflower
Botanical Name
SALVIA argentea
PENSTEMON cobaea
Common Name
Silver Clary, Silver Sage
Beardtongue
In Hindi
रजत बाबा
Beardtongue
In German
Silver Sage
Bartfaden
In French
Silver Sage
beardtongue
In Spanish
silver Sage
beardtongue
In Greek
Silver Sage
Beardtongue
In Portuguese
silver Sage
Beardtongue
In Polish
silver Sage
Beardtongue
In Latin
Argentum Sage
ursus lingua
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Tracheophyta
Class
Magnoliopsida
Equisetopsida
Order
Lamiales
Lamiales
Family
Lamiaceae
Scrophulariaceae
Genus
Salvia
Penstemon
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Asterids, Eudicots
Tribe
Mentheae
-
Subfamily
Nepetoideae
-
Number of Species
900261
1
27800
👆🏻