Life Span
Annual
Perennial
Origin
Europe
Eastern Africa, Southern Asia, Southeastern Asia, Melanesia, Micronesia, Polynesia, Australia
Habitat
agricultural areas, Moist Soils
Saline Soils, Sandy areas
USDA Hardiness Zone
4-10
10-15
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
H1, H2
Habit
Upright/Erect
Oval or Rounded
Flower Color
Yellow
White, Yellow, Gold, Orange Red
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Sienna, Black
Light Green, Chocolate
Leaf Color in Spring
Green, Light Green
Green
Leaf Color in Summer
White, Green, Dark Green
Green
Leaf Color in Fall
White, Green, Dark Green
Green
Leaf Color in Winter
White, Green, Dark Green
Green
Plant Season
Spring, Fall, Winter
Spring, Summer, Fall, Winter
Sunlight
Full Sun, Partial Sun
Full Sun
Type of Soil
Clay, Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Average
Bloom Time
Spring, Summer
Indeterminate
Tolerances
Drought
Drought, Salt
Where to Plant?
Container, Ground
Ground
How to Plant?
Seedlings
Seedlings, Stem Cutting
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
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Type
Clay, Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Full Sun, Partial Sun
Full Sun
Pruning
Remove dead or diseased plant parts
Pinch or prune as they grow to promote branching and bushiness, Remove damaged leaves
Fertilizers
8-8-8, since leafy plants, use higher nitrogen content fertilizer
All-Purpose Liquid Fertilizer
Pests and Diseases
Aphids, Beetles, Cabbage looper, Downy mildew, Fusarium leaf spot, Rust
Root rot, Snails
Plant Tolerance
Full Sun, Humidity, Shallow soil
Drought and Salt
Flower Petal Number
Single
Single
Foliage Texture
Medium
Coarse
Attracts
Caterpillar, Mites
Birds, Butterflies
Allergy
Diarrhea, Dizziness, Nausea
Dizziness, Throat itching, Vomiting
Aesthetic Uses
-
Cottage Garden
Beauty Benefits
Anti-ageing, Hair Conditioner, Skin cleanser
Making cosmetics, used as a dye
Environmental Uses
Fixes Nitrogen, Food for animals
Absorbs greenhouse gases, No fertilizer, pesticides, or herbicides needed, Shadow Tree
Medicinal Uses
Aging, Anti-oxidant, Digestion problems, Eliminate toxins, Nutritive, Obesity, Rich in Potassium
Acne, Aging, Hair Loss
Part of Plant Used
Leaf Stalks, Leaves
Flowers, Fruits, Leaves
Other Uses
Culinary use, Sauces, Used to promote healthy blood flow during menstruation
Making Shampoo, Showy Purposes, Used as Biofuel, Used as Ornamental plant
Used As Indoor Plant
No
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Container, Edible, Herb / Vegetable, Wildflower
Edible, Shade Trees, Street Trees, Tropical
Botanical Name
BRASSICA rapa( Chinensis Group)
CORDIA subcordata
Common Name
Bok Choy, Chinese Cabbage, Choy Sum, Pak Choi
Beach Cordia, Island Walnut, Kou, Sea Trumpet
In Hindi
choy sum
Cordia subcordata
In German
choy sum
Cordia subcordata
In French
choy sum
Cordia subcordata
In Spanish
choy sum
Cordia subcordata
In Greek
choy sum
Cordia subcordata
In Portuguese
choy sum
Cordia subcordata
In Polish
choy sum
Cordia subcordata
In Latin
choy sum
Cordia subcordata
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Capparales
Lamiales
Family
Brassicaceae
Boraginaceae
Clade
Angiosperms, Monocots
Angiosperms, Asterids, Eudicots
Season and Care of Choy Sum and Kou
Season and care of Choy Sum and Kou is important to know. While considering everything about Choy Sum and Kou Care, growing season is an essential factor. Choy Sum season is Spring, Fall and Winter and Kou season is Spring, Fall and Winter. The type of soil for Choy Sum is Clay, Loam, Sand and for Kou is Clay, Loam, Sand while the PH of soil for Choy Sum is Acidic, Neutral and for Kou is Acidic, Neutral, Alkaline.
Choy Sum and Kou Physical Information
Choy Sum and Kou physical information is very important for comparison. Choy Sum height is 15.20 cm and width 15.70 cm whereas Kou height is 760.00 cm and width 670.00 cm. The color specification of Choy Sum and Kou are as follows:
Choy Sum flower color: Yellow
Choy Sum leaf color: Green, Light Green
Kou flower color: White, Yellow, Gold and Orange Red
- Kou leaf color: Green
Care of Choy Sum and Kou
Care of Choy Sum and Kou include pruning, fertilizers, watering etc. Choy Sum pruning is done Remove dead or diseased plant parts and Kou pruning is done Pinch or prune as they grow to promote branching and bushiness and Remove damaged leaves. In summer Choy Sum needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Kou needs Lots of watering and in winter, it needs Average Water.