Life Span
Perennial
Perennial
Type
Perennial
Tree
Origin
North America, United States, Northeastern United States, Mid-Atlantic United States, Southeastern United States, Canada
Europe, Eastern Europe, Southern Europe, Russia/Siberia, Iran, Central Asia, Southern Asia, Western Asia, India, Nepal, China
Types
-
Black walnut
Number of Varieties
230
0
40000
👆🏻
Habitat
gardens, Hardwood forests
Cold Regions, Hills, Hillside
USDA Hardiness Zone
5-74-8
0
99
👆🏻
AHS Heat Zone
7-5
7-1
Sunset Zone
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21
Habit
Clump-Forming
Oval or Rounded
Plant Size
Minimum Height
15.20 cm1,220.00 cm
0
3900
👆🏻
Minimum Width
12.70 cm1,220.00 cm
0
6350
👆🏻
Plant Color
Flower Color
White
Yellow green
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Light Green
Green, Brown
Leaf Color in Spring
Green, Blue Green
Green, Copper
Leaf Color in Summer
Green, Gray Green
Dark Green
Leaf Color in Fall
Green, Gray Green
Dark Green, Yellow green
Leaf Color in Winter
Light Green
-
Shape
Leaf Shape
Butterfly shaped
Pinnate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Summer, Fall
Growing Conditions
Sunlight
Partial shade, Full Shade
Full Sun
Growth Rate
Slow
Medium
Type of Soil
Clay, Loam
Clay, Loam, Sand
The pH of Soil
Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Average
Well drained
Bloom Time
Late Spring, Early Summer
Late Spring, Early Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought, Frost
Where to Plant?
Ground, Pot
Ground
How to Plant?
Divison, Seedlings, Stem Planting
Budding, Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Medium
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
Neutral, Alkaline
Acidic, Neutral
Soil Type
Clay, Loam
Clay, Loam, Sand
Soil Drainage Capacity
Average
Well drained
Sun Exposure
Partial shade, Full Shade
Full Sun
Pruning
Remove deadheads, Requires very little pruning
In Early Autumn, Prune to stimulate growth, Remove dead leaves
Fertilizers
No fertilizers needed
fertilize in spring, Nitrogen
Pests and Diseases
Pests and diseases free, 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
Single
-
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
Matte
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Bees, Butterflies
-
Allergy
-
Severe allergen
Uses
Aesthetic Uses
Showy Purposes
-
Beauty Benefits
-
Good for skin and hair
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
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, Diuretic
Anemia, Asthma, Cancer, Cough, Diarrhea, Menstrual Disorders, Urinary tract problems
Part of Plant Used
Flowers, Root
Fruits, Seeds
Other Uses
-
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, Groundcover
Edible, Feature Plant, Shade Trees
Botanical Name
JEFFERSONIA diphylla
JUGLANS regia
Common Name
-
English Walnut
In Hindi
Twinleaf
अंग्रेजी अखरोट
In German
Twinleaf
Englisch Walnut
In French
Twinleaf
Anglais Noyer
In Spanish
Twinleaf
Inglés nuez
In Greek
Twinleaf
Αγγλικά Καρυδιά
In Portuguese
Twinleaf
Inglês Walnut
In Polish
Twinleaf
orzech włoski
In Latin
Twinleaf
Nucis anglicus
Kingdom
Plantae
Plantae
Phylum
Tracheophyta
Tracheophyta
Class
Magnoliopsida
Magnoliopsida
Order
Ranunculales
Fagales
Family
Berberidaceae
Juglandaceae
Genus
Jeffersonia
Juglans
Clade
Angiosperms, Eudicots
Angiosperms, Eudicots, Rosids
Tribe
-
Juglandeae
Subfamily
-
Juglandoideae
Number of Species
221
1
27800
👆🏻