Life Span
Perennial
Perennial
Type
Tree
Tree
Origin
Southern Europe, Mediterranean, Northern Africa
Europe, Eastern Europe, Southern Europe, Russia/Siberia, Iran, Central Asia, Southern Asia, Western Asia, India, Nepal, China
Types
-
Black walnut
Number of Varieties
130
0
40000
👆🏻
Habitat
Open Forest
Cold Regions, Hills, Hillside
USDA Hardiness Zone
7-94-8
0
99
👆🏻
AHS Heat Zone
12-3
7-1
Sunset Zone
5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 18, 19, 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
1,070.00 cm1,220.00 cm
0
3900
👆🏻
Minimum Width
910.00 cm1,220.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Red, Yellow green
Yellow green
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Green, Brown
Leaf Color in Spring
Green, Gray Green, Dark Green
Green, Copper
Leaf Color in Summer
Gray Green, Dark Green
Dark Green
Leaf Color in Fall
Gray Green, Dark Green
Dark Green, Yellow green
Leaf Color in Winter
Gray Green, Dark Green
-
Shape
Leaf Shape
Lobed
Pinnate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun
Growth Rate
Slow
Medium
Type of Soil
Clay, Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Average
Well drained
Bloom Time
Spring
Late Spring, Early Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought, Salt
Drought, Frost
Where to Plant?
Ground
Ground
How to Plant?
Seedlings, Stem Planting, Transplanting
Budding, Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs, Do Not over Water, Keep ground moist, Never Over-water, Requires watering in the growing season, Water less during winter
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, Neutral, Alkaline
Acidic, Neutral
Soil Type
Clay, Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Average
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun
Pruning
Remove damaged leaves, Remove dead leaves, Requires little pruning
In Early Autumn, Prune to stimulate growth, Remove dead leaves
Fertilizers
fertilize in growing season
fertilize in spring, Nitrogen
Pests and Diseases
Spider mites
Anthracnose, Armillaria mellea, Blight, Caterpillars, Crown gall, Crown rot, fungus, Powdery mildew, Red blotch
Plant Tolerance
Drought, Salt
Drought, Frost
Flowers
Insignificant
Insignificant
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
-
Severe allergen
Uses
Aesthetic Uses
Landscape Designing
-
Beauty Benefits
-
Good for skin and hair
Edible Uses
✔
✘
✔
✘
Environmental Uses
Absorbs greenhouse gases, Air purification, Amazing growth rate, Food for birds, Food for insects, Nesting sites for birds, Prevent Soil Erosion, Shadow Tree
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
Nutrients
Anemia, Asthma, Cancer, Cough, Diarrhea, Menstrual Disorders, Urinary tract problems
Part of Plant Used
Bark, Seeds, Stem, Tree trunks
Fruits, Seeds
Other Uses
Economic Purpose, Used in construction
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, Street Trees
Edible, Feature Plant, Shade Trees
Botanical Name
QUERCUS suber
JUGLANS regia
Common Name
Cork Oak
English Walnut
In Hindi
कॉर्क ओक
अंग्रेजी अखरोट
In German
Kork Eiche
Englisch Walnut
In French
Cork Oak
Anglais Noyer
In Spanish
alcornoque
Inglés nuez
In Greek
Cork Oak
Αγγλικά Καρυδιά
In Portuguese
sobreiro
Inglês Walnut
In Polish
Cork Oak
orzech włoski
In Latin
sUBER
Nucis anglicus
Kingdom
Plantae
Plantae
Phylum
Anthophyta
Tracheophyta
Class
Magnoliopsida
Magnoliopsida
Order
Fagales
Fagales
Family
Fagaceae
Juglandaceae
Genus
Quercus
Juglans
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Eudicots, Rosids
Tribe
Mirini
Juglandeae
Subfamily
Mirinae
Juglandoideae
Number of Species
2021
1
27800
👆🏻