Life Span
Annual
Perennial
Type
Vegetable
Tree
Origin
Europe
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
Types
-
Juglans nigra
Number of Varieties
510
0
40000
👆🏻
Habitat
agricultural areas, Moist Soils
bottomlands, Moist woods
USDA Hardiness Zone
4-104-9
0
99
👆🏻
AHS Heat Zone
9-3
9-3
Sunset Zone
A1, A2, A3, H1, H2, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 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
Upright/Erect
Oval or Rounded
Plant Size
Minimum Height
15.20 cm1,830.00 cm
0
3900
👆🏻
Minimum Width
15.70 cm1,830.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Yellow
Yellow green
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Sienna, Black
Green, Chocolate
Leaf Color in Spring
Green, Light Green
Green
Leaf Color in Summer
White, Green, Dark Green
Green, Dark Green
Leaf Color in Fall
White, Green, Dark Green
Yellow, Dark Green, Yellow green, Gold
Leaf Color in Winter
White, Green, Dark Green
-
Shape
Leaf Shape
Oval
Pinnate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Fall, Winter
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun
Growth Rate
Fast
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
Spring, Summer
Late Spring, Early Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
-
Where to Plant?
Container, Ground
Ground
How to Plant?
Seedlings
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Allow to dry out slightly between watering, Do not water the foliage, Keep the Soil well drained
Average Water Needs, Requires regular watering
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, Partial Sun
Full Sun
Pruning
Remove dead or diseased plant parts
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
Fertilizers
8-8-8, since leafy plants, use higher nitrogen content fertilizer
Apply NPK fertilizer at the ratio of 6-24-24
Pests and Diseases
Aphids, Beetles, Cabbage looper, Downy mildew, Fusarium leaf spot, Rust
Red blotch
Plant Tolerance
Full Sun, Humidity, Shallow soil
-
Flowers
Showy
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
Medium
Coarse
Foliage Sheen
-
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Caterpillar, Mites
Birds, Butterflies
Allergy
Diarrhea, Dizziness, Nausea
Anaphylaxis, Toxic
Uses
Aesthetic Uses
-
-
Beauty Benefits
Anti-ageing, Hair Conditioner, Skin cleanser
Good for skin
Edible Uses
✔
✘
✔
✘
Environmental Uses
Fixes Nitrogen, Food for animals
Air purification, Shadow Tree
Plant Benefits
Medicinal Uses
Aging, Anti-oxidant, Digestion problems, Eliminate toxins, Nutritive, Obesity, Rich in Potassium
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
Leaf Stalks, Leaves
Fruits
Other Uses
Culinary use, Sauces, Used to promote healthy blood flow during menstruation
Used As Food, Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Edible, Herb / Vegetable, Wildflower
Feature Plant, Shade Trees
Botanical Name
BRASSICA rapa( Chinensis Group)
JUGLANS nigra
Common Name
Bok Choy, Chinese Cabbage, Choy Sum, Pak Choi
Black Walnut
In Hindi
choy sum
काले अखरोट के पेड़
In German
choy sum
Schwarz Walnussbaum
In French
choy sum
Noir noyer
In Spanish
choy sum
nogal negro
In Greek
choy sum
Μαύρη καρυδιά
In Portuguese
choy sum
nogueira preta
In Polish
choy sum
Czarny orzech drzewo
In Latin
choy sum
Niger walnut tree
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Capparales
Juglandales
Family
Brassicaceae
Juglandaceae
Genus
Brassica
Juglans
Clade
Angiosperms, Monocots
Angiosperms, Eudicots, Rosids
Tribe
-
Juglandeae
Subfamily
-
Juglandinae
Number of Species
1816
1
27800
👆🏻