Life Span
Perennial
Perennial
Type
Tree
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
Eastern Europe, Russia, Siberia
Types
Juglans nigra
-
Number of Varieties
1010
0
40000
👆🏻
Habitat
bottomlands, Moist woods
Grassland, Pastures, Swamps
USDA Hardiness Zone
4-93-8
0
99
👆🏻
AHS Heat Zone
9-3
9-1
Sunset Zone
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21
A2, A3, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23
Habit
Oval or Rounded
Clump-Forming
Plant Size
Minimum Height
1,830.00 cm90.00 cm
0
3900
👆🏻
Minimum Width
1,830.00 cm60.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Yellow green
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
Shape
Leaf Shape
Pinnate
Long Narrow
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Summer
Growing Conditions
Sunlight
Full Sun
Full Sun, Partial Sun, Partial shade
Growth Rate
Medium
Fast
Type of Soil
Clay, Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Average
Bloom Time
Late Spring, Early Summer
Early Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Drought
Where to Plant?
Ground
Ground
How to Plant?
Seedlings
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs, Requires regular watering
Keep the ground moist but not water-logged, Requires regular watering, 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
Soil pH
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Type
Clay, Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Full Sun
Full Sun, Partial Sun, Partial shade
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 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
✔
✘
✔
✘
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
Medium
Foliage Sheen
Glossy
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds, Butterflies
Butterflies
Allergy
Anaphylaxis, Toxic
-
Uses
Aesthetic Uses
-
Beautification, Bouquets, Landscape Designing, Showy Purposes
Beauty Benefits
Good for skin
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Shadow Tree
Air purification
Plant Benefits
Medicinal Uses
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
Fruits
Flowers, Leaves
Other Uses
Used As Food, Used as Ornamental plant
Decoration Purposes, Showy Purposes, Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Shade Trees
Cutflower, Feature Plant, Foundation, Mixed Border
Botanical Name
JUGLANS nigra
IRIS sibirica 'Caesar's Brother'
Common Name
Black Walnut
Siberian Iris
In Hindi
काले अखरोट के पेड़
Caesar's Brother Siberian Iris
In German
Schwarz Walnussbaum
Caesars Bruder Sibirische Iris
In French
Noir noyer
Frère Iris de Sibérie de César
In Spanish
nogal negro
De César Hermano Siberian Iris
In Greek
Μαύρη καρυδιά
Καίσαρα Αδελφός Σιβηρίας Iris
In Portuguese
nogueira preta
Irmão de César Siberian Iris
In Polish
Czarny orzech drzewo
Cezara Brat syberyjski Iris
In Latin
Niger walnut tree
Caesaris Frater Siberian Iris
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
-
Class
Magnoliopsida
Liliopsida
Order
Juglandales
Asparagales
Family
Juglandaceae
Iridaceae
Genus
Juglans
Abelia
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Monocots
Tribe
Juglandeae
-
Subfamily
Juglandinae
Iridoideae
Number of Species
1635
1
27800
👆🏻