Life Span
Perennial
Perennial
Origin
World/Pandemic, North America, Europe, Russia/Siberia, Northern Africa, Asia, India
Eastern Africa, Southern Asia, Southeastern Asia, Melanesia, Micronesia, Polynesia, Australia
Types
Not Available
Mareer, Manjak
Number of Varieties
Not Available
Habitat
Cropland, Farms, gardens
Saline Soils, Sandy areas
USDA Hardiness Zone
Not Available
10-15
AHS Heat Zone
Not Available
12-10
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
White, Yellow green
White, Yellow, Gold, Orange Red
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Not Available
Light Green, Chocolate
Leaf Color in Spring
Not Available
Green
Leaf Color in Summer
Green, Gray Green
Green
Leaf Color in Fall
Green, Gray Green, Yellow green
Green
Leaf Color in Winter
Not Available
Green
Plant Season
Not Available
Spring, Summer, Fall, Winter
Sunlight
Full Sun, Partial Sun
Full Sun
Type of Soil
Loam, Sand
Clay, Loam, Sand
The pH of Soil
Neutral
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Average
Bloom Time
Late Spring, Early Summer
Indeterminate
Tolerances
Drought
Drought, Salt
Where to Plant?
Ground, Pot
Ground
How to Plant?
Seedlings, Sets
Seedlings, Stem Cutting
Plant Maintenance
Medium
Medium
Watering Requirements
Keep the ground moist but not water-logged, Requires a lot of watering, Water twice a day in the initial period
Average Water Needs
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Neutral
Acidic, Neutral, Alkaline
Soil Type
Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Full Sun, Partial Sun
Full Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Pinch or prune as they grow to promote branching and bushiness, Remove damaged leaves
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer
Pests and Diseases
Red blotch
Root rot, Snails
Plant Tolerance
Drought
Drought and Salt
Flower Petal Number
Single
Single
Fragrant Bark/Stem
Yes
No
Foliage Texture
Medium
Coarse
Foliage Sheen
Matte
Glossy
Attracts
Not Available
Birds, Butterflies
Allergy
no allergic reactions
Dizziness, Throat itching, Vomiting
Aesthetic Uses
Not Used For Aesthetic Purpose
Cottage Garden
Beauty Benefits
Not Available
Making cosmetics, used as a dye
Environmental Uses
Air purification
Absorbs greenhouse gases, No fertilizer, pesticides, or herbicides needed, Shadow Tree
Medicinal Uses
Asthma, Bronchitis, cholesterol-lowering, Cough, Diabetes, Digestion problems, Diuretic, High blood pressure
Acne, Aging, Hair Loss
Part of Plant Used
Whole plant
Flowers, Fruits, Leaves
Other Uses
Culinary use
Making Shampoo, Showy Purposes, Used as Biofuel, Used as Ornamental plant
Used As Indoor Plant
Yes
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Edible, Herb / Vegetable
Edible, Shade Trees, Street Trees, Tropical
Botanical Name
ALLIUM cepa 'Burgundy'
CORDIA subcordata
Common Name
Garden Onion, Red Onion
Beach Cordia, Island Walnut, Kou, Sea Trumpet
In Hindi
लाल प्याज
Cordia subcordata
In German
Rote Zwiebel
Cordia subcordata
In French
Oignon rouge
Cordia subcordata
In Spanish
Cebolla roja
Cordia subcordata
In Greek
Κόκκινο κρεμμύδι
Cordia subcordata
In Portuguese
Cebola vermelha
Cordia subcordata
In Polish
Czerwona cebula
Cordia subcordata
In Latin
Red Cepa
Cordia subcordata
Phylum
Magnoliophyta
Magnoliophyta
Class
Liliopsida
Magnoliopsida
Family
Liliaceae
Boraginaceae
Clade
Angiosperms, Monocots
Angiosperms, Asterids, Eudicots
Tribe
Not Available
Not Available
Subfamily
Allioideae
Not Available
Number of Species
Not Available
Not Available
Season and Care of Red Onion and Kou
Season and care of Red Onion and Kou is important to know. While considering everything about Red Onion and Kou Care, growing season is an essential factor. Red Onion season is Not Available and Kou season is Not Available. The type of soil for Red Onion is Loam, Sand and for Kou is Clay, Loam, Sand while the PH of soil for Red Onion is Neutral and for Kou is Acidic, Neutral, Alkaline.
Red Onion and Kou Physical Information
Red Onion and Kou physical information is very important for comparison. Red Onion height is 60.00 cm and width 10.20 cm whereas Kou height is 760.00 cm and width 670.00 cm. The color specification of Red Onion and Kou are as follows:
Red Onion flower color: White and Yellow green
Red Onion leaf color: Not Available
Kou flower color: White, Yellow, Gold and Orange Red
- Kou leaf color: Green
Care of Red Onion and Kou
Care of Red Onion and Kou include pruning, fertilizers, watering etc. Red Onion pruning is done Remove damaged leaves, Remove dead branches and Remove dead leaves and Kou pruning is done Pinch or prune as they grow to promote branching and bushiness and Remove damaged leaves. In summer Red Onion 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.