Life Span
Perennial
Perennial
Type
Tree
Herbs
Origin
Central Asia, India, Nepal
China, Japan, Korea
Types
White oak, Bluff oak, Muller oak
-
Number of Varieties
6005
0
40000
👆🏻
Habitat
Clay soil areas, Dry areas, Sandy areas
gardens, Grassland, Homesteads, Open areas
USDA Hardiness Zone
6-95-9
0
99
👆🏻
AHS Heat Zone
7-5
9-4
Sunset Zone
H1, 7, 8, 9, 14, 15, 16, 17, 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
2,286.00 cm60.00 cm
0
3900
👆🏻
Minimum Width
1,219.20 cm120.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Red, Yellow green
Light Yellow, Ivory
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Sandy Brown, Sienna
-
Leaf Color in Spring
Green, Light Green, Gray
Green, Light Green, Light Yellow, Ivory
Leaf Color in Summer
Green, Gray
Green, Light Yellow, Ivory
Leaf Color in Fall
Green, Dark Green, Gray
Green, Light Yellow, Ivory
Leaf Color in Winter
Dark Green, Gray
-
Shape
Leaf Shape
broad, flat
Round
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun
Partial shade, Full Shade
Growth Rate
Medium
Fast
Type of Soil
Loam
Clay, Loam, Sand
The pH of Soil
Acidic
Acidic, Neutral, Alkaline
Soil Drainage
Average
Poorly Drained
Bloom Time
Spring
Early Spring, Late Winter
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Wet Site
Where to Plant?
Ground
Ground, Pot
How to Plant?
Seedlings, Transplanting
Divison, Stem Planting
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs
Allow soil to be completely dry in between waterings, Keep ground moist, Needs 2-3 times watering per week, Over-head 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
Acidic, Neutral, Alkaline
Soil Type
Loam
Clay, Loam, Sand
Soil Drainage Capacity
Average
Poorly Drained
Sun Exposure
Full Sun, Partial Sun
Partial shade, Full Shade
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove deadheads, Requires very little pruning, Shape and thin as needed
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer
Pests and Diseases
Red blotch
Pests and diseases free, Red blotch
Plant Tolerance
Drought
Wet Site
Flowers
✔
✘
✔
✘
Flower Petal Number
-
-
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
Glossy
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds
-
Allergy
Pollen
-
Uses
Aesthetic Uses
Showy Purposes
Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Nesting sites for birds, Shadow Tree, Shelter for wildlife, Wildlife
Air purification
Plant Benefits
Medicinal Uses
Chronic fatigue, Cramps, Diarrhea, Dysentry, gallstones, Haemorrhages, Menstrual Cramps
-
Part of Plant Used
Leaves, Seeds, Wood
Whole plant
Other Uses
Used as firewood, used for making charcoal
-
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Shade Trees
Bog Garden, Container, Feature Plant, Water Gardens
Botanical Name
QUERCUS leucotrichophora
PETASITES japonicus 'Variegatus'
Common Name
Banj Oak, Blackjack Oak, Himalayan Oak
Giant Butterbur, Japanese Butterbur, Variegated Butterbur
In Hindi
Blackjack Oak Tree
variegated butterbur
In German
Blackjack Oak Tree
bunte Pestwurz
In French
Blackjack Oak Tree
pétasite panachée
In Spanish
Blackjack Oak Tree
butterbur abigarrado
In Greek
Blackjack Oak Tree
διαφοροποιημένα butterbur
In Portuguese
Blackjack Carvalho
butterbur variegada
In Polish
Blackjack Oak Tree
barwny Lepiężnik
In Latin
Blackjack quercum ligno
varius butterbur
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
-
Class
Magnoliopsida
-
Order
Fagales
Asterales
Family
Fagaceae
Asteraceae
Genus
Quercus
Petasites
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Asterids, Eudicots
Tribe
-
Senecioneae
Subfamily
-
-
Number of Species
6017
1
27800
👆🏻