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
Types
Juglans nigra
Iris
Number of Varieties
1025
0
40000
👆🏻
Habitat
bottomlands, Moist woods
Terrestrial
USDA Hardiness Zone
4-94-9
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
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
Habit
Oval or Rounded
Clump-Forming
Plant Size
Minimum Height
1,830.00 cm10.20 cm
0
3900
👆🏻
Minimum Width
1,830.00 cm15.20 cm
0
6350
👆🏻
Plant Color
Flower Color
Yellow green
Yellow, Lavender, Blue Violet
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Green, Chocolate
-
Leaf Color in Spring
Green
Green, Sea Green
Leaf Color in Summer
Green, Dark Green
Green, Sea Green
Leaf Color in Fall
Yellow, Dark Green, Yellow green, Gold
Green, Sea Green
Leaf Color in Winter
-
Light Green
Shape
Leaf Shape
Pinnate
Lanceolate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Summer
Growing Conditions
Sunlight
Full Sun
Full Sun, Partial Sun
Growth Rate
Medium
Medium
Type of Soil
Clay, Loam, Sand
Loam, Sand
The pH of Soil
Acidic, Neutral
Neutral
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring, Early Summer
Spring, Late Spring, Early Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Drought
Where to Plant?
Ground
Ground
How to Plant?
Seedlings
By dividing rhizomes, tubers, Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs, Requires regular watering
Average Water Needs, Do Not over Water
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral
Neutral
Soil Type
Clay, Loam, Sand
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
✔
✘
✔
✘
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
Coarse
Foliage Sheen
Glossy
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds, Butterflies
Hummingbirds
Allergy
Anaphylaxis, Toxic
Skin irritation
Uses
Aesthetic Uses
-
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
-
Other Uses
Used As Food, Used as Ornamental plant
Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Shade Trees
Alpine, Edging, Mixed Border, Rock Garden, Wall
Botanical Name
JUGLANS nigra
IRIS pumila
Common Name
Black Walnut
Dwarf Iris
In Hindi
काले अखरोट के पेड़
Dwarf Iris
In German
Schwarz Walnussbaum
Zwergiris
In French
Noir noyer
Dwarf Iris
In Spanish
nogal negro
Enano Iris
In Greek
Μαύρη καρυδιά
νάνος Ίρις
In Portuguese
nogueira preta
Dwarf Iris
In Polish
Czarny orzech drzewo
Dwarf Iris
In Latin
Niger walnut tree
Iris Dwarf
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Liliopsida
Order
Juglandales
Liliales
Family
Juglandaceae
Iridaceae
Genus
Juglans
Iris
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Monocots
Tribe
Juglandeae
Irideae
Subfamily
Juglandinae
Iridoideae
Number of Species
16300
1
27800
👆🏻