Life Span
Perennial
Perennial
Type
Shrub
Tree
Origin
China, Japan
Central Asia, India, Nepal
Types
-
White oak, Bluff oak, Muller oak
Number of Varieties
30600
0
40000
👆🏻
Habitat
Well Drained
Clay soil areas, Dry areas, Sandy areas
USDA Hardiness Zone
6-96-9
0
99
👆🏻
AHS Heat Zone
9-1
7-5
Sunset Zone
4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
H1, 7, 8, 9, 14, 15, 16, 17, 20, 21, 22, 23, 24
Habit
Oval or Rounded
Oval or Rounded
Plant Size
Minimum Height
90.00 cm2,286.00 cm
0
3900
👆🏻
Minimum Width
60.00 cm1,219.20 cm
0
6350
👆🏻
Plant Color
Flower Color
Blue Violet
Red, Yellow green
Flower Color Modifier
-
Bicolor
Fruit Color
-
Sandy Brown, Sienna
Leaf Color in Spring
Gray Green
Green, Light Green, Gray
Leaf Color in Summer
Gray Green
Green, Gray
Leaf Color in Fall
Gray Green
Green, Dark Green, Gray
Leaf Color in Winter
-
Dark Green, Gray
Shape
Leaf Shape
Rhomboid
broad, flat
Thorns
✔
✘
✔
✘
Plant Season
Summer, Fall
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun
Full Sun, Partial Sun
Growth Rate
Medium
Medium
Type of Soil
Loam, Sand
Loam
The pH of Soil
Acidic, Neutral
Acidic
Soil Drainage
Well drained
Average
Bloom Time
Late Summer, Early Fall
Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Ground, Pot
Ground
How to Plant?
Cuttings, Rooted stem cutting
Seedlings, Transplanting
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Needs less watering, Water Deeply
Average Water Needs
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral
Acidic
Soil Type
Loam, Sand
Loam
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Full Sun
Full Sun, Partial Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead flowers, Remove dead leaves, Remove dead or diseased plant parts, Remove deadheads
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer, Apply N-P-K
All-Purpose Liquid Fertilizer
Pests and Diseases
bees, Red blotch, Whiteflies
Red blotch
Plant Tolerance
Drought, Drought and Wet Site, Variety of soil types
Drought
Flowers
✔
✘
✔
✘
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
Medium
Foliage Sheen
Matte
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Butterflies
Birds
Allergy
-
Pollen
Uses
Aesthetic Uses
Beautification, Ornamental use, Showy Purposes
Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification, Nesting sites for birds, Shadow Tree, Shelter for wildlife, Wildlife
Plant Benefits
Medicinal Uses
-
Chronic fatigue, Cramps, Diarrhea, Dysentry, gallstones, Haemorrhages, Menstrual Cramps
Part of Plant Used
-
Leaves, Seeds, Wood
Other Uses
Used as Ornamental plant
Used as firewood, used for making charcoal
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Foundation, Mixed Border
Feature Plant, Shade Trees
Botanical Name
CARYOPTERIS incana
QUERCUS leucotrichophora
Common Name
bluebeard
you shu
Banj Oak, Blackjack Oak, Himalayan Oak
In Hindi
Bluebeard
Blackjack Oak Tree
In German
Blaubart
Blackjack Oak Tree
In French
Bluebeard
Blackjack Oak Tree
In Spanish
Barba Azul
Blackjack Oak Tree
In Greek
Κυανοπώγωνα
Blackjack Oak Tree
In Portuguese
Barba Azul
Blackjack Carvalho
In Polish
Sinobrody
Blackjack Oak Tree
In Latin
Bluebeard
Blackjack quercum ligno
Kingdom
Plantae
Plantae
Phylum
Streptophyta
Magnoliophyta
Class
-
Magnoliopsida
Order
Lamiales
Fagales
Family
Verbenaceae
Fagaceae
Genus
Caryopteris
Quercus
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Eudicots, Rosids
Tribe
-
-
Subfamily
-
-
Number of Species
760
1
27800
👆🏻