Life Span
Perennial
Perennial
Origin
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
World, Pandemic, North America, Europe, Africa, Asia
Habitat
bottomlands, Moist woods
Bluffs, Sandy stream banks, Wooded slopes
USDA Hardiness Zone
4-9
4-10
Sunset Zone
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21
2b, 3a, 3b, 4, 5, 6
Habit
Oval or Rounded
Clump-Forming
Flower Color
Yellow green
White, Purple, Lavender, Blue Violet
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Green, Chocolate
-
Leaf Color in Spring
Green
Green
Leaf Color in Summer
Green, Dark Green
Green
Leaf Color in Fall
Yellow, Dark Green, Yellow green, Gold
Green
Leaf Color in Winter
-
Light Green
Leaf Shape
Pinnate
Long Linear
Plant Season
Spring, Summer, Fall
Spring, Summer
Sunlight
Full Sun
Full Sun, Partial Sun
Growth Rate
Medium
Medium
Type of Soil
Clay, Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring, Early Summer
Spring
Where to Plant?
Ground
Container, Ground
How to Plant?
Seedlings
Seedlings, Stem Planting, Transplanting
Plant Maintenance
Medium
Medium
Watering Requirements
Average Water Needs, Requires regular watering
Medium, Requires watering in the growing season
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
Well drained
Sun Exposure
Full Sun
Full Sun, Partial Sun
Pruning
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
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
Apply NPK fertilizer at the ratio of 6-24-24
All-Purpose Liquid Fertilizer
Pests and Diseases
Red blotch
Red blotch
Plant Tolerance
-
Drought
Flowers
Insignificant
Yes
Flower Petal Number
-
Single
Fragrant Bark/Stem
Yes
No
Foliage Texture
Coarse
Medium
Foliage Sheen
Glossy
Matte
Attracts
Birds, Butterflies
Bees, Insects
Allergy
Anaphylaxis, Toxic
Skin irritation
Aesthetic Uses
-
Beautification, Ground Cover, Landscape Designing, Showy Purposes
Beauty Benefits
Good for skin
-
Environmental Uses
Air purification, Shadow Tree
Air purification
Medicinal Uses
Cancer, Coronary diseases, Cures constipation, Diarrhea, Diphtheria, High cholestrol, Immunity, Intestinal worms, Leukemia, Skin wounds, Sore throat, Syphilis, Use as a gargle
Liver problems, Skin Disorders, Treatment of ulcers
Part of Plant Used
Fruits
Flowers, Leaves
Other Uses
Used As Food, Used as Ornamental plant
Employed in herbal medicine, Used as a spice
Used As Indoor Plant
No
Yes
Used As Outdoor Plant
Yes
Yes
Garden Design
Feature Plant, Shade Trees
Bedding Plant, Cutflower, Mixed Border, Rock Garden, Wall
Botanical Name
JUGLANS nigra
IRIS cristata
Common Name
Black Walnut
Crested Iris
In Hindi
काले अखरोट के पेड़
कलगी आइरिस
In German
Schwarz Walnussbaum
Crested Iris
In French
Noir noyer
Crested Iris
In Spanish
nogal negro
Crested Iris
In Greek
Μαύρη καρυδιά
Crested Iris
In Portuguese
nogueira preta
Crested Iris
In Polish
Czarny orzech drzewo
Czubaty Iris
In Latin
Niger walnut tree
iubatum Iris
Class
Magnoliopsida
Liliopsida
Order
Juglandales
Asparagales
Family
Juglandaceae
Iridaceae
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Monocots
Subfamily
Juglandinae
Iridoideae
Importance of Black Walnut and Crested Iris
Want to have the most appropriate plant for your garden? You might want to know the importance of Black Walnut and Crested Iris. Basically, these two plants vary in many aspects. Compare Black Walnut and Crested Iris 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 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 whereas of Crested Iris is Liver problems, Skin Disorders and Treatment of ulcers. Black Walnut has beauty benefits as follows: Good for skin while Crested Iris has beauty benefits as follows: Good for skin.
Compare Facts of Black Walnut vs Crested Iris
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 Black Walnut vs Crested Iris 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 Black Walnut are Anaphylaxis and Toxic whereas of Crested Iris have Skin irritation respectively. Having a fruit bearing plant in your garden can be a plus point of your garden. Black Walnut has showy fruits and Crested Iris has no showy fruits. Also Black Walnut is not flowering and Crested Iris is flowering. You can compare Black Walnut and Crested Iris facts and facts of other plants too.