Life Span
Perennial
  
Perennial
  
Type
Tree
  
Tree
  
Origin
United States, California
  
Europe, Eastern Europe, Southern Europe, Russia/Siberia, Iran, Central Asia, Southern Asia, Western Asia, India, Nepal, China
  
Types
Not Available
  
Black walnut
  
Habitat
Semi desert, Subtropical climates
  
Cold Regions, Hills, Hillside
  
USDA Hardiness Zone
7-9
  
4-8
  
AHS Heat Zone
9-6
  
7-1
  
Sunset Zone
3b, 4, 5, 6, 7, 8, 9, 11, 12, 13, 14, 15, 16, 17, 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
Spreading
  
Oval or Rounded
  
Plant Size
  
  
Minimum Height
1,650.00 cm
  
26
1,220.00 cm
  
33
Minimum Width
1,220.00 cm
  
14
Plant Color
  
  
Flower Color
Red, Yellow green
  
Yellow green
  
Flower Color Modifier
Bicolor
  
Bicolor
  
Fruit Color
Sienna, Chocolate
  
Green, Brown
  
Leaf Color in Spring
Green
  
Green, Copper
  
Leaf Color in Summer
Dark Green
  
Dark Green
  
Leaf Color in Fall
Yellow, Yellow green, Gold
  
Dark Green, Yellow green
  
Leaf Color in Winter
Not Available
  
Not Available
  
Shape
  
  
Leaf Shape
Irregular
  
Pinnate
  
Thorns
No
  
No
  
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
Clay, Loam
  
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
No
  
No
  
Tolerances
Drought
  
Drought, Frost
  
Where to Plant?
Ground
  
Ground
  
How to Plant?
Seedlings, Stem Planting
  
Budding, Seedlings
  
Plant Maintenance
Medium
  
Medium
  
Watering Plants
  
  
Watering Requirements
Form a Soil ring to water efficiently, Keep ground moist, Requires watering in the growing season, Water more in summer, Water when soil is dry
  
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
  
Clay, Loam, Sand
  
Soil Drainage Capacity
Average
  
Well drained
  
Sun Exposure
Full Sun, Partial Sun
  
Full Sun
  
Pruning
Don't prune in winter, No pruning needed in the early stages, Prune if you want to improve plant shape, Remove deadheads
  
In Early Autumn, Prune to stimulate growth, Remove dead leaves
  
Fertilizers
All-Purpose Liquid Fertilizer
  
fertilize in spring, Nitrogen
  
Pests and Diseases
Fungal Diseases
  
Anthracnose, Armillaria mellea, Blight, Caterpillars, Crown gall, Crown rot, fungus, Powdery mildew, Red blotch
  
Plant Tolerance
Drought
  
Drought, Frost
  
Flowers
Insignificant
  
Insignificant
  
Flower Petal Number
Not Available
  
Not Available
  
Fruits
  
  
Showy Fruit
Yes
  
Yes
  
Edible Fruit
Yes
  
Yes
  
Fragrance
  
  
Fragrant Flower
No
  
No
  
Fragrant Fruit
No
  
No
  
Fragrant Leaf
No
  
Yes
  
Fragrant Bark/Stem
No
  
No
  
Showy Foliage
Yes
  
Yes
  
Showy Bark
Yes
  
Yes
  
Foliage Texture
Medium
  
Coarse
  
Foliage Sheen
Glossy
  
Glossy
  
Evergreen
No
  
No
  
Invasive
No
  
No
  
Self-Sowing
Yes
  
Yes
  
Attracts
Birds
  
Not Available
  
Allergy
no allergic reactions
  
Severe allergen
  
Uses
  
  
Aesthetic Uses
Not Used For Aesthetic Purpose
  
Not Used For Aesthetic Purpose
  
Beauty Benefits
Not Available
  
Good for skin and hair
  
Edible Uses
No
  
Yes
  
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
No Medicinal Use
  
Anemia, Asthma, Cancer, Cough, Diarrhea, Menstrual Disorders, Urinary tract problems
  
Part of Plant Used
Bark, Leaves, Wood
  
Fruits, Seeds
  
Other Uses
Cattle Fodder, Used by tanners in tanning leather, Used in making musical instruments, Wood is used for making furniture, Wood is used for ship building, Wood is used in construction
  
Economic Purpose, Used as a dye, Used as firewood, Used As Food, Used for its medicinal properties
  
Used As Indoor Plant
No
  
No
  
Used As Outdoor Plant
Yes
  
Yes
  
Garden Design
Feature Plant, Shade Trees
  
Edible, Feature Plant, Shade Trees
  
Botanical Name
QUERCUS lobata
  
JUGLANS regia
  
Common Name
California Swamp Oak, California White Oak, Roble Oak, Valley Oak
  
English Walnut
  
In Hindi
घाटी ओक
  
अंग्रेजी अखरोट
  
In German
Tal Eiche
  
Englisch Walnut
  
In French
Oak Valley
  
Anglais Noyer
  
In Spanish
valle del roble
  
Inglés nuez
  
In Greek
Valley Oak
  
Αγγλικά Καρυδιά
  
In Portuguese
vale Oak
  
Inglês Walnut
  
In Polish
Dolina Oak
  
orzech włoski
  
In Latin
Oak vallis
  
Nucis anglicus
  
Kingdom
Plantae
  
Plantae
  
Phylum
Not Available
  
Tracheophyta
  
Class
Not Available
  
Magnoliopsida
  
Order
Fagales
  
Fagales
  
Family
Fagaceae
  
Juglandaceae
  
Genus
Quercus
  
Juglans
  
Clade
Angiosperms, Eudicots, Rosids
  
Angiosperms, Eudicots, Rosids
  
Tribe
Not Available
  
Juglandeae
  
Subfamily
Not Available
  
Juglandoideae
  
Number of Species
Not Available