Life Span
Perennial
Annual
Type
Tree
Perennial
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
New Zealand
Types
Juglans nigra
-
Number of Varieties
1020
0
40000
👆🏻
Habitat
bottomlands, Moist woods
All sorts of environments
USDA Hardiness Zone
4-97-9
0
99
👆🏻
AHS Heat Zone
9-3
9*6
Sunset Zone
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21
2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Oval or Rounded
Mat-forming
Plant Size
Minimum Height
1,830.00 cm2.50 cm
0
3900
👆🏻
Minimum Width
1,830.00 cm25.40 cm
0
6350
👆🏻
Plant Color
Flower Color
Yellow green
Yellow
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Green, Chocolate
-
Leaf Color in Spring
Green
Green, Gray Green, Silver
Leaf Color in Summer
Green, Dark Green
Gray Green, Silver
Leaf Color in Fall
Yellow, Dark Green, Yellow green, Gold
Gray Green, Silver
Leaf Color in Winter
-
Light Green
Shape
Leaf Shape
Pinnate
Tiny
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun
Full Sun, Partial Sun, Partial shade
Growth Rate
Medium
Slow
Type of Soil
Clay, Loam, Sand
Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring, Early Summer
Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Drought
Where to Plant?
Ground
Container, Ground
How to Plant?
Seedlings
Seedlings
Plant Maintenance
Medium
High
Watering Plants
Watering Requirements
Average Water Needs, Requires regular watering
Average Water Needs
In Summer
Lots of watering
Drought Tolerant, Average Water
In Spring
Moderate
Alternate Days
In Winter
Average Water
Moderate
Soil
Soil pH
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Type
Clay, Loam, Sand
Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun
Full Sun, Partial Sun, Partial shade
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
Requires very little pruning
Fertilizers
Apply NPK fertilizer at the ratio of 6-24-24
-
Pests and Diseases
Red blotch
Aphids, Spider mites
Plant Tolerance
-
Drought
Flowers
Insignificant
Insignificant
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
Fine
Foliage Sheen
Glossy
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds, Butterflies
Birds, Butterflies, Hummingbirds
Allergy
Anaphylaxis, Toxic
-
Uses
Aesthetic Uses
-
Bog Garden, Borders
Beauty Benefits
Good for skin
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Shadow Tree
-
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
-
Part of Plant Used
Fruits
Whole plant
Other Uses
Used As Food, Used as Ornamental plant
Showy Purposes
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Shade Trees
Alpine, Container, Rock Garden / Wall
Botanical Name
JUGLANS nigra
Raoulia glabra
Common Name
Black Walnut
Raoulia
In Hindi
काले अखरोट के पेड़
Raoulia
In German
Schwarz Walnussbaum
Raoulia
In French
Noir noyer
Raoulia
In Spanish
nogal negro
Raoulia
In Greek
Μαύρη καρυδιά
Raoulia
In Portuguese
nogueira preta
raoulia
In Polish
Czarny orzech drzewo
Raoulia
In Latin
Niger walnut tree
Raoulia
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Tracheophyta
Class
Magnoliopsida
Magnoliopsida
Order
Juglandales
Asterales
Family
Juglandaceae
Asteraceae
Genus
Juglans
Raoulia
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Asterids, Eudicots
Tribe
Juglandeae
Gnaphalieae
Subfamily
Juglandinae
-
Number of Species
16100
1
27800
👆🏻