Life Span
Perennial
Perennial
Type
Tree
Tree
Origin
Central Asia, India, Nepal
Europe, Eastern Europe, Southern Europe, Russia/Siberia, Iran, Central Asia, Southern Asia, Western Asia, India, Nepal, China
Types
White oak, Bluff oak, Muller oak
Black walnut
Number of Varieties
60030
0
40000
👆🏻
Habitat
Clay soil areas, Dry areas, Sandy areas
Cold Regions, Hills, Hillside
USDA Hardiness Zone
6-94-8
0
99
👆🏻
AHS Heat Zone
7-5
7-1
Sunset Zone
H1, 7, 8, 9, 14, 15, 16, 17, 20, 21, 22, 23, 24
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21
Habit
Oval or Rounded
Oval or Rounded
Plant Size
Minimum Height
2,286.00 cm1,220.00 cm
0
3900
👆🏻
Minimum Width
1,219.20 cm1,220.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Red, Yellow green
Yellow green
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Sandy Brown, Sienna
Green, Brown
Leaf Color in Spring
Green, Light Green, Gray
Green, Copper
Leaf Color in Summer
Green, Gray
Dark Green
Leaf Color in Fall
Green, Dark Green, Gray
Dark Green, Yellow green
Leaf Color in Winter
Dark Green, Gray
-
Shape
Leaf Shape
broad, flat
Pinnate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun
Growth Rate
Medium
Medium
Type of Soil
Loam
Clay, Loam, Sand
The pH of Soil
Acidic
Acidic, Neutral
Soil Drainage
Average
Well drained
Bloom Time
Spring
Late Spring, Early Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought, Frost
Where to Plant?
Ground
Ground
How to Plant?
Seedlings, Transplanting
Budding, Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs
Requires watering in the growing season, Water Deeply, Water when top layer of soil becomes dry
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic
Acidic, Neutral
Soil Type
Loam
Clay, Loam, Sand
Soil Drainage Capacity
Average
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
In Early Autumn, Prune to stimulate growth, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
fertilize in spring, Nitrogen
Pests and Diseases
Red blotch
Anthracnose, Armillaria mellea, Blight, Caterpillars, Crown gall, Crown rot, fungus, Powdery mildew, Red blotch
Plant Tolerance
Drought
Drought, Frost
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
Coarse
Foliage Sheen
Glossy
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds
-
Allergy
Pollen
Severe allergen
Uses
Aesthetic Uses
Showy Purposes
-
Beauty Benefits
-
Good for skin and hair
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Nesting sites for birds, Shadow Tree, Shelter for wildlife, Wildlife
Absorbs greenhouse gases, Absorbs huge amounts of CO2, Air purification, Amazing growth rate, Erosion control, Food for birds, Food for insects, Forms dense stands, Nesting sites for birds, Prevent Soil Erosion, Shadow Tree, Shelter for wildlife, Windbreak
Plant Benefits
Medicinal Uses
Chronic fatigue, Cramps, Diarrhea, Dysentry, gallstones, Haemorrhages, Menstrual Cramps
Anemia, Asthma, Cancer, Cough, Diarrhea, Menstrual Disorders, Urinary tract problems
Part of Plant Used
Leaves, Seeds, Wood
Fruits, Seeds
Other Uses
Used as firewood, used for making charcoal
Economic Purpose, Used as a dye, Used as firewood, Used As Food, Used for its medicinal properties
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Shade Trees
Edible, Feature Plant, Shade Trees
Botanical Name
QUERCUS leucotrichophora
JUGLANS regia
Common Name
Banj Oak, Blackjack Oak, Himalayan Oak
English Walnut
In Hindi
Blackjack Oak Tree
अंग्रेजी अखरोट
In German
Blackjack Oak Tree
Englisch Walnut
In French
Blackjack Oak Tree
Anglais Noyer
In Spanish
Blackjack Oak Tree
Inglés nuez
In Greek
Blackjack Oak Tree
Αγγλικά Καρυδιά
In Portuguese
Blackjack Carvalho
Inglês Walnut
In Polish
Blackjack Oak Tree
orzech włoski
In Latin
Blackjack quercum ligno
Nucis anglicus
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Tracheophyta
Class
Magnoliopsida
Magnoliopsida
Order
Fagales
Fagales
Family
Fagaceae
Juglandaceae
Genus
Quercus
Juglans
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Eudicots, Rosids
Tribe
-
Juglandeae
Subfamily
-
Juglandoideae
Number of Species
6021
1
27800
👆🏻