Life Span
Perennial
Perennial
Type
Tree
Tree
Origin
United States, Northeastern United States, Mid-Atlantic United States, Southeastern United States, North-Central United States, Central United States, South-Central United States, Texas, Canada
Europe, Eastern Europe, Southern Europe, Russia/Siberia, Iran, Central Asia, Southern Asia, Western Asia, India, Nepal, China
Types
Juglans nigra
Black walnut
Number of Varieties
1030
0
40000
👆🏻
Habitat
bottomlands, Moist woods
Cold Regions, Hills, Hillside
USDA Hardiness Zone
4-94-8
0
99
👆🏻
AHS Heat Zone
9-3
7-1
Sunset Zone
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21
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
1,830.00 cm1,220.00 cm
0
3900
👆🏻
Minimum Width
1,830.00 cm1,220.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Yellow green
Yellow green
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Green, Chocolate
Green, Brown
Leaf Color in Spring
Green
Green, Copper
Leaf Color in Summer
Green, Dark Green
Dark Green
Leaf Color in Fall
Yellow, Dark Green, Yellow green, Gold
Dark Green, Yellow green
Leaf Color in Winter
-
-
Shape
Leaf Shape
Pinnate
Pinnate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun
Full Sun
Growth Rate
Medium
Medium
Type of Soil
Clay, Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring, Early Summer
Late Spring, Early Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Drought, Frost
Where to Plant?
Ground
Ground
How to Plant?
Seedlings
Budding, Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs, Requires regular watering
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
Acidic, Neutral
Soil Type
Clay, Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun
Full Sun
Pruning
Prune in early spring, Prune when plant is dormant, Remove branches, Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts
In Early Autumn, Prune to stimulate growth, Remove dead leaves
Fertilizers
Apply NPK fertilizer at the ratio of 6-24-24
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, 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
Coarse
Coarse
Foliage Sheen
Glossy
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds, Butterflies
-
Allergy
Anaphylaxis, Toxic
Severe allergen
Uses
Aesthetic Uses
-
-
Beauty Benefits
Good for skin
Good for skin and hair
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, 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
Cancer, Coronary diseases, Cures constipation, Diarrhea, Diphtheria, High cholestrol, Immunity, Intestinal worms, Leukemia, Skin wounds, Sore throat, Syphilis, Use as a gargle
Anemia, Asthma, Cancer, Cough, Diarrhea, Menstrual Disorders, Urinary tract problems
Part of Plant Used
Fruits
Fruits, Seeds
Other Uses
Used As Food, Used as Ornamental plant
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
JUGLANS nigra
JUGLANS regia
Common Name
Black Walnut
English Walnut
In Hindi
काले अखरोट के पेड़
अंग्रेजी अखरोट
In German
Schwarz Walnussbaum
Englisch Walnut
In French
Noir noyer
Anglais Noyer
In Spanish
nogal negro
Inglés nuez
In Greek
Μαύρη καρυδιά
Αγγλικά Καρυδιά
In Portuguese
nogueira preta
Inglês Walnut
In Polish
Czarny orzech drzewo
orzech włoski
In Latin
Niger walnut tree
Nucis anglicus
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Tracheophyta
Class
Magnoliopsida
Magnoliopsida
Order
Juglandales
Fagales
Family
Juglandaceae
Juglandaceae
Genus
Juglans
Juglans
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Eudicots, Rosids
Tribe
Juglandeae
Juglandeae
Subfamily
Juglandinae
Juglandoideae
Number of Species
1621
1
27800
👆🏻