Kou

Black Walnut

About Kou and Black Walnut

Kou

Black Walnut

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What is

Life Span

Perennial

Type

Tree

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

Number of Varieties

1510

0 40000

👆🏻

Habitat

Saline Soils, Sandy areas

bottomlands, Moist woods

USDA Hardiness Zone

10-154-9

0 99

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AHS Heat Zone

12-10

9-3

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

Information

Plant Size

Minimum Height

760.00 cm1,830.00 cm

0 3900

👆🏻

Minimum Width

670.00 cm1,830.00 cm

0 6350

👆🏻

Plant Color

Flower Color

White, Yellow, Gold, Orange Red

Yellow green

Flower Color Modifier

Bicolor

Fruit Color

Light Green, Chocolate

Green, Chocolate

Leaf Color in Spring

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

Shape

Leaf Shape

Oval

Pinnate

Thorns

✔ ✘

Season

Plant Season

Spring, Summer, Fall, Winter

Spring, Summer, Fall

Growing Conditions

Sunlight

Full Sun

Growth Rate

Medium

Type of Soil

Clay, Loam, Sand

The pH of Soil

Acidic, Neutral, Alkaline

Acidic, Neutral

Soil Drainage

Average

Well drained

Bloom Time

Indeterminate

Late Spring, Early Summer

Repeat Bloomer

✔ ✘

Tolerances

Drought, Salt

Care

Where to Plant?

Ground

How to Plant?

Seedlings, Stem Cutting

Seedlings

Plant Maintenance

Medium

Watering Plants

Watering Requirements

Average Water Needs

Average Water Needs, Requires regular watering

In Summer

Lots of watering

In Spring

Moderate

In Winter

Average Water

Soil

Soil pH

Acidic, Neutral, Alkaline

Acidic, Neutral

Soil Type

Clay, Loam, Sand

Soil Drainage Capacity

Average

Well drained

Sun Exposure

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

Facts

Flowers

Showy

Insignificant

Flower Petal Number

Single

Fruits

Showy Fruit

✔ ✘

Edible Fruit

✔ ✘

Fragrance

Fragrant Flower

✔ ✘

Fragrant Fruit

✔ ✘

Fragrant Leaf

✔ ✘

Fragrant Bark/Stem

✔ ✘

Showy Foliage

✔ ✘

Showy Bark

✔ ✘

Foliage Texture

Coarse

Foliage Sheen

Glossy

Evergreen

✔ ✘

Invasive

✔ ✘

Self-Sowing

✔ ✘

Attracts

Birds, Butterflies

Allergy

Dizziness, Throat itching, Vomiting

Anaphylaxis, Toxic

Benefits

Uses

Aesthetic Uses

Cottage Garden

Beauty Benefits

Making cosmetics, used as a dye

Good for skin

Edible Uses

✔ ✘

Environmental Uses

Absorbs greenhouse gases, No fertilizer, pesticides, or herbicides needed, Shadow Tree

Air purification, Shadow Tree

Plant Benefits

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

✔ ✘

Used As Outdoor Plant

✔ ✘

Garden Design

Edible, Shade Trees, Street Trees, Tropical

Feature Plant, Shade Trees

Scientific Name

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

Classification

Kingdom

Plantae

Phylum

Magnoliophyta

Class

Magnoliopsida

Order

Lamiales

Juglandales

Family

Boraginaceae

Juglandaceae

Genus

Cordia

Juglans

Clade

Angiosperms, Asterids, Eudicots

Angiosperms, Eudicots, Rosids

Tribe

Juglandeae

Subfamily

Juglandinae

Number of Species

116

1 27800

👆🏻

Properties of Kou and Black Walnut

Wondering what are the properties of Kou and Black Walnut? We provide you with everything About Kou and Black Walnut. Kou doesn't have thorns and Black Walnut doesn't have thorns. Also Kou does not have fragrant flowers. Kou has allergic reactions like Dizziness, Throat itching and Vomiting and Black Walnut has allergic reactions like Dizziness, Throat itching and Vomiting. Compare all the properties and characteristics of these two plants. Find out which of these plant can be used as indoor plant. If you are interested to decorate your house and garden, find out aesthetic uses, compare them and select the plant which will beautify your surrounding. Along with beautification, try comparing medicinal and edible uses of Kou and Black Walnut and you can choose the plant having best and most benefits.

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Season and Care of Kou and Black Walnut

Season and care of Kou and Black Walnut is important to know. While considering everything about Kou and Black Walnut Care, growing season is an essential factor. Kou season is Spring, Summer, Fall and Winter and Black Walnut season is Spring, Summer, Fall and Winter. The type of soil for Kou is Clay, Loam, Sand and for Black Walnut is Clay, Loam, Sand while the PH of soil for Kou is Acidic, Neutral, Alkaline and for Black Walnut is Acidic, Neutral.

Kou and Black Walnut Physical Information

Kou and Black Walnut physical information is very important for comparison. Kou height is 760.00 cm and width 670.00 cm whereas Black Walnut height is 1,830.00 cm and width 1,830.00 cm. The color specification of Kou and Black Walnut are as follows:

Kou flower color: White, Yellow, Gold and Orange Red
Kou leaf color: Green
Black Walnut flower color: Yellow green
Black Walnut leaf color: Green

Care of Kou and Black Walnut

Care of Kou and Black Walnut include pruning, fertilizers, watering etc. Kou pruning is done Pinch or prune as they grow to promote branching and bushiness and Remove damaged leaves 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 Kou 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.