Life Span
Annual
Perennial
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
Habitat
agricultural areas, Moist Soils
bottomlands, Moist woods
USDA Hardiness Zone
4-10
4-9
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
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
-
Plant Season
Spring, Fall, Winter
Spring, Summer, Fall
Sunlight
Full Sun, Partial Sun
Full Sun
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
Where to Plant?
Container, Ground
Ground
How to Plant?
Seedlings
Seedlings
Plant Maintenance
Medium
Medium
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 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
-
Fragrant Bark/Stem
No
Yes
Foliage Texture
Medium
Coarse
Attracts
Caterpillar, Mites
Birds, Butterflies
Allergy
Diarrhea, Dizziness, Nausea
Anaphylaxis, Toxic
Beauty Benefits
Anti-ageing, Hair Conditioner, Skin cleanser
Good for skin
Environmental Uses
Fixes Nitrogen, Food for animals
Air purification, Shadow Tree
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
No
No
Used As Outdoor Plant
Yes
Yes
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
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Capparales
Juglandales
Family
Brassicaceae
Juglandaceae
Clade
Angiosperms, Monocots
Angiosperms, Eudicots, Rosids
Season and Care of Choy Sum and Black Walnut
Season and care of Choy Sum and Black Walnut is important to know. While considering everything about Choy Sum and Black Walnut Care, growing season is an essential factor. Choy Sum season is Spring, Fall and Winter and Black Walnut season is Spring, Fall and Winter. The type of soil for Choy Sum is Clay, Loam, Sand and for Black Walnut is Clay, Loam, Sand while the PH of soil for Choy Sum is Acidic, Neutral and for Black Walnut is Acidic, Neutral.
Choy Sum and Black Walnut Physical Information
Choy Sum and Black Walnut physical information is very important for comparison. Choy Sum height is 15.20 cm and width 15.70 cm whereas Black Walnut height is 1,830.00 cm and width 1,830.00 cm. The color specification of Choy Sum and Black Walnut are as follows:
Choy Sum flower color: Yellow
Choy Sum leaf color: Green, Light Green
Black Walnut flower color: Yellow green
- Black Walnut leaf color: Green
Care of Choy Sum and Black Walnut
Care of Choy Sum and Black Walnut include pruning, fertilizers, watering etc. Choy Sum pruning is done Remove dead or diseased plant parts and Black Walnut pruning is done Prune in early spring, Prune when plant is dormant, Remove branches, Remove damaged leaves, Remove dead branches, Remove dead leaves and Remove dead or diseased plant parts. In summer Choy Sum needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Black Walnut needs Lots of watering and in winter, it needs Average Water.