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
Habitat
Cropland, Farms, gardens
Saline Soils, Sandy areas
USDA Hardiness Zone
-9999
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
White, Yellow green
White, Yellow, Gold, Orange Red
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Light Green, Chocolate
Leaf Color in Spring
-
Green
Leaf Color in Summer
Green, Gray Green
Green
Leaf Color in Fall
Green, Gray Green, Yellow green
Green
Leaf Color in Winter
-
Green
Plant Season
-
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
-
Birds, Butterflies
Allergy
-
Dizziness, Throat itching, Vomiting
Aesthetic Uses
-
Cottage Garden
Beauty Benefits
-
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
Importance of Red Onion and Kou
Want to have the most appropriate plant for your garden? You might want to know the importance of Red Onion and Kou. Basically, these two plants vary in many aspects. Compare Red Onion and Kou as they differ in many characteristics such as their life, care, benefits, facts, etc. Every gardener must at least have the slightest clue about the plants he wants to plant in his garden. Compare their benefits, which differ in many ways like facts and uses. The medicinal use of Red Onion is Asthma, Bronchitis, cholesterol-lowering, Cough, Diabetes, Digestion problems, Diuretic and High blood pressure whereas of Kou is Acne, Aging and Hair Loss. Red Onion has beauty benefits as follows: while Kou has beauty benefits as follows: .
Compare Facts of Red Onion vs Kou
How to choose the best garden plant for your garden depending upon its facts? Here garden plant comparison will help you to solve this query. Compare the facts of Red Onion vs Kou and know which one to choose. As garden plants have benefits and other uses, allergy is also a major drawback of plants for some people. Allergic reactions of Red Onion are whereas of Kou have Dizziness, Throat itching and Vomiting respectively. Having a fruit bearing plant in your garden can be a plus point of your garden. Red Onion has no showy fruits and Kou has no showy fruits. Also Red Onion is not flowering and Kou is not flowering . You can compare Red Onion and Kou facts and facts of other plants too.