Life Span
Perennial
Perennial
Type
Flowering Plants
Shrub
Origin
North-Central United States, Central United States, Western United States, Texas
China, Japan
Types
Blue Toadflax, Old-Field Toadflax
-
Number of Varieties
3030
0
40000
👆🏻
Habitat
Cultivated Beds
Well Drained
USDA Hardiness Zone
3-96-9
0
99
👆🏻
AHS Heat Zone
9-1
9-1
Sunset Zone
1a, 1b, 2a, 2b, 3a, 3b, 10
4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Upright/Erect
Oval or Rounded
Plant Size
Minimum Height
61.00 cm90.00 cm
0
3900
👆🏻
Minimum Width
25.40 cm60.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Pink, Light Blue, Lavender
Blue Violet
Flower Color Modifier
Bicolor
-
Fruit Color
-
-
Leaf Color in Spring
Light Green, Blue Green, Gray Green
Gray Green
Leaf Color in Summer
Blue Green, Gray Green
Gray Green
Leaf Color in Fall
Blue Green, Gray Green
Gray Green
Leaf Color in Winter
-
-
Shape
Leaf Shape
Oval to egg shaped
Rhomboid
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer
Summer, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun
Growth Rate
Fast
Medium
Type of Soil
Clay, Loam
Loam, Sand
The pH of Soil
Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring, Early Summer, Summer
Late Summer, Early Fall
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Ground
Ground, Pot
How to Plant?
Cuttings, Divison, Seedlings
Cuttings, Rooted stem cutting
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs, Do Not over Water
Needs less watering, Water Deeply
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
Soil Type
Clay, Loam
Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove damaged leaves, Remove dead branches, Remove dead flowers, Remove dead leaves, Remove dead or diseased plant parts, Remove deadheads
Fertilizers
use all-purpose fertilizers
All-Purpose Liquid Fertilizer, Apply N-P-K
Pests and Diseases
Foliar disease, Root rot, Spider mites
bees, Red blotch, Whiteflies
Plant Tolerance
Drought
Drought, Drought and Wet Site, Variety of soil types
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
Medium
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Bumblebees
Butterflies
Allergy
Depression, High blood cholestrol, Pain
-
Uses
Aesthetic Uses
Showy Purposes
Beautification, Ornamental use, Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
Analgesic, Febrifuge, Stomachic
-
Part of Plant Used
Leaves, Root
-
Other Uses
-
Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Rock Garden / Wall, Wildflower
Foundation, Mixed Border
Botanical Name
PENSTEMON grandiflorus
CARYOPTERIS incana
Common Name
Large Beardtongue, Shell-leaf Penstemon, Wild Snapdragon
bluebeard
you shu
In Hindi
Wild Snapdragon
Bluebeard
In German
Wilde Snapdragon
Blaubart
In French
Snapdragon sauvage
Bluebeard
In Spanish
Salvaje Snapdragon
Barba Azul
In Greek
άγρια Snapdragon
Κυανοπώγωνα
In Portuguese
Selvagem Snapdragon
Barba Azul
In Polish
Dziki Snapdragon
Sinobrody
In Latin
Phlox Ferae
Bluebeard
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Streptophyta
Class
Magnoliopsida
-
Order
Scrophulariales
Lamiales
Family
Scrophulariaceae
Verbenaceae
Genus
Penstemon
Caryopteris
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Asterids, Eudicots
Tribe
-
-
Subfamily
Scrophularioideae
-
Number of Species
407
1
27800
👆🏻