Life Span
Perennial
Perennial
Origin
Eastern Africa, Southern Asia, Southeastern Asia, Melanesia, Micronesia, Polynesia, Australia
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
Mareer, Manjak
Juglans nigra
Habitat
Saline Soils, Sandy areas
bottomlands, Moist woods
USDA Hardiness Zone
10-15
4-9
Sunset Zone
H1, H2
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21
Habit
Oval or Rounded
Oval or Rounded
Flower Color
White, Yellow, Gold, Orange Red
Yellow green
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Light Green, Chocolate
Green, Chocolate
Leaf Color in Spring
Green
Green
Leaf Color in Summer
Green
Green, Dark Green
Leaf Color in Fall
Green
Yellow, Dark Green, Yellow green, Gold
Leaf Color in Winter
Green
-
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall
Sunlight
Full Sun
Full Sun
Growth Rate
Medium
Medium
Type of Soil
Clay, Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Average
Well drained
Bloom Time
Indeterminate
Late Spring, Early Summer
Tolerances
Drought, Salt
-
Where to Plant?
Ground
Ground
How to Plant?
Seedlings, Stem Cutting
Seedlings
Plant Maintenance
Medium
Medium
Watering Requirements
Average Water Needs
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, Alkaline
Acidic, Neutral
Soil Type
Clay, Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Average
Well drained
Sun Exposure
Full Sun
Full Sun
Pruning
Pinch or prune as they grow to promote branching and bushiness, Remove damaged leaves
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
All-Purpose Liquid Fertilizer
Apply NPK fertilizer at the ratio of 6-24-24
Pests and Diseases
Root rot, Snails
Red blotch
Plant Tolerance
Drought and Salt
-
Flowers
Showy
Insignificant
Flower Petal Number
Single
-
Fragrant Bark/Stem
No
Yes
Foliage Texture
Coarse
Coarse
Foliage Sheen
Glossy
Glossy
Attracts
Birds, Butterflies
Birds, Butterflies
Allergy
Dizziness, Throat itching, Vomiting
Anaphylaxis, Toxic
Aesthetic Uses
Cottage Garden
-
Beauty Benefits
Making cosmetics, used as a dye
Good for skin
Environmental Uses
Absorbs greenhouse gases, No fertilizer, pesticides, or herbicides needed, Shadow Tree
Air purification, Shadow Tree
Medicinal Uses
Acne, Aging, Hair Loss
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
Flowers, Fruits, Leaves
Fruits
Other Uses
Making Shampoo, Showy Purposes, Used as Biofuel, Used as Ornamental plant
Used As Food, Used as Ornamental plant
Used As Indoor Plant
No
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Edible, Shade Trees, Street Trees, Tropical
Feature Plant, Shade Trees
Botanical Name
CORDIA subcordata
JUGLANS nigra
Common Name
Beach Cordia, Island Walnut, Kou, Sea Trumpet
Black Walnut
In Hindi
Cordia subcordata
काले अखरोट के पेड़
In German
Cordia subcordata
Schwarz Walnussbaum
In French
Cordia subcordata
Noir noyer
In Spanish
Cordia subcordata
nogal negro
In Greek
Cordia subcordata
Μαύρη καρυδιά
In Portuguese
Cordia subcordata
nogueira preta
In Polish
Cordia subcordata
Czarny orzech drzewo
In Latin
Cordia subcordata
Niger walnut tree
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Lamiales
Juglandales
Family
Boraginaceae
Juglandaceae
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Eudicots, Rosids
Importance of Kou and Black Walnut
Want to have the most appropriate plant for your garden? You might want to know the importance of Kou and Black Walnut. Basically, these two plants vary in many aspects. Compare Kou and Black Walnut 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 Kou is Acne, Aging and Hair Loss whereas of Black Walnut is Cancer, Coronary diseases, Cures constipation, Diarrhea, Diphtheria, High cholestrol, Immunity, Intestinal worms, Leukemia, Skin wounds, Sore throat, Syphilis and Use as a gargle. Kou has beauty benefits as follows: Making cosmetics and used as a dye while Black Walnut has beauty benefits as follows: Making cosmetics and used as a dye.
Compare Facts of Kou vs Black Walnut
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 Kou vs Black Walnut 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 Kou are Dizziness, Throat itching and Vomiting whereas of Black Walnut have Anaphylaxis and Toxic respectively. Having a fruit bearing plant in your garden can be a plus point of your garden. Kou has no showy fruits and Black Walnut has showy fruits. Also Kou is not flowering and Black Walnut is not flowering . You can compare Kou and Black Walnut facts and facts of other plants too.