Life Span
Perennial
Perennial
Type
Shrub
Herbaceous Perennial
Origin
China, Japan
China, Japan, Korea
Types
-
-
Number of Varieties
3015
0
40000
👆🏻
Habitat
Well Drained
Dappled Shade, meadows, Shady Edge, Sunny Edge, Woodland Garden
USDA Hardiness Zone
6-95-9
0
99
👆🏻
AHS Heat Zone
9-1
9-4
Sunset Zone
4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Oval or Rounded
Clump-Forming
Plant Size
Minimum Height
90.00 cm60.00 cm
0
3900
👆🏻
Minimum Width
60.00 cm120.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Blue Violet
Light Yellow, Ivory
Flower Color Modifier
-
Bicolor
Fruit Color
-
-
Leaf Color in Spring
Gray Green
Green
Leaf Color in Summer
Gray Green
Green
Leaf Color in Fall
Gray Green
Green
Leaf Color in Winter
-
-
Shape
Leaf Shape
Rhomboid
Ovate
Thorns
✔
✘
✔
✘
Plant Season
Summer, Fall
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun
Partial shade, Full Shade
Growth Rate
Medium
Fast
Type of Soil
Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Poorly Drained
Bloom Time
Late Summer, Early Fall
Early Spring, Late Winter
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Wet Site
Where to Plant?
Ground, Pot
Container, Ground, Pot
How to Plant?
Cuttings, Rooted stem cutting
Divison, Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Needs less watering, Water Deeply
Water once every two or three weeks
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Type
Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Well drained
Poorly Drained
Sun Exposure
Full Sun
Partial shade, Full Shade
Pruning
Remove damaged leaves, Remove dead branches, Remove dead flowers, Remove dead leaves, Remove dead or diseased plant parts, Remove deadheads
Remove the old foliage
Fertilizers
All-Purpose Liquid Fertilizer, Apply N-P-K
Use a fertilizer ratio of 16-4-8
Pests and Diseases
bees, Red blotch, Whiteflies
-
Plant Tolerance
Drought, Drought and Wet Site, Variety of soil types
Drought
Flowers
Showy
Showy
Flower Petal Number
Single
-
Fruits
Showy Fruit
✔
✘
✔
✘
Edible Fruit
✔
✘
✔
✘
Fragrance
Fragrant Flower
✔
✘
✔
✘
Fragrant Fruit
✔
✘
✔
✘
Fragrant Leaf
✔
✘
✔
✘
Fragrant Bark/Stem
✔
✘
✔
✘
Showy Foliage
✔
✘
✔
✘
Showy Bark
✔
✘
✔
✘
Foliage Texture
Medium
Bold
Foliage Sheen
Matte
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Butterflies
-
Allergy
-
-
Uses
Aesthetic Uses
Beautification, Ornamental use, Showy Purposes
Bog Garden, Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
-
Antiasthamatic, Antispasmodic, Expectorant, Poultice
Part of Plant Used
-
Flowers, Stem
Other Uses
Used as Ornamental plant
Can be boiled and seasoned, pickled, Used as umbrellas by Japanese children, Used as walking sticks, Used like rhubarb
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Foundation, Mixed Border
Bog Garden, Container, Feature Plant, Water Gardens
Botanical Name
CARYOPTERIS incana
PETASITES japonicus
Common Name
bluebeard
you shu
Giant Butterbur, Japanese Butterbur
In Hindi
Bluebeard
Giant Butterbur
In German
Blaubart
Riesen Pestwurz
In French
Bluebeard
géant Butterbur
In Spanish
Barba Azul
gigante petasita
In Greek
Κυανοπώγωνα
Giant Butterbur
In Portuguese
Barba Azul
Carrapicho gigante
In Polish
Sinobrody
Giant Lepiężnik
In Latin
Bluebeard
Giant Butterbur
Kingdom
Plantae
Plantae
Phylum
Streptophyta
Magnoliophyta
Class
-
Magnoliopsida
Order
Lamiales
Asterales
Family
Verbenaceae
Asteraceae
Genus
Caryopteris
Petasites
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Asterids, Eudicots
Tribe
-
Senecioneae
Subfamily
-
Asteroideae
Number of Species
71
1
27800
👆🏻