Life Span
Perennial
Perennial
Type
Perennial
Tree
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
Types
-
Juglans nigra
Number of Varieties
5010
0
40000
👆🏻
Habitat
Cold Regions, Temperate Regions
bottomlands, Moist woods
USDA Hardiness Zone
4-84-9
0
99
👆🏻
AHS Heat Zone
8-1
9-3
Sunset Zone
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21
Habit
Cushion/Mound-forming
Oval or Rounded
Plant Size
Minimum Height
20.30 cm1,830.00 cm
0
3900
👆🏻
Minimum Width
27.90 cm1,830.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Blue, Lavender
Yellow green
Flower Color Modifier
-
Bicolor
Fruit Color
-
Green, Chocolate
Leaf Color in Spring
Green, Purple
Green
Leaf Color in Summer
Green, Purple
Green, Dark Green
Leaf Color in Fall
Green, Purple
Yellow, Dark Green, Yellow green, Gold
Leaf Color in Winter
Light Green
-
Shape
Leaf Shape
Linear
Pinnate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Summer, Fall
Growing Conditions
Sunlight
Partial Sun, Partial shade
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
Early Spring, Spring, Late Spring, Early Summer
Late Spring, Early Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
-
Where to Plant?
Container, Ground
Ground
How to Plant?
Seedlings
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs, Keep ground moist, Water more in summer
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
Soil pH
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Type
Clay, Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Average
Well drained
Sun Exposure
Partial Sun, Partial shade
Full Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead 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, as it is a flowering plant, use high phosphorous content fertilizer
Apply NPK fertilizer at the ratio of 6-24-24
Pests and Diseases
Red blotch
Red blotch
Plant Tolerance
Drought
-
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
Fine
Coarse
Foliage Sheen
Matte
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Butterflies
Birds, Butterflies
Allergy
-
Anaphylaxis, Toxic
Uses
Aesthetic Uses
Beautification, Showy Purposes
-
Beauty Benefits
-
Good for skin
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification, Shadow Tree
Plant Benefits
Medicinal Uses
Black Dyes
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 Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Mixed Border, Rock Garden / Wall, Wildflower
Feature Plant, Shade Trees
Botanical Name
Polemonium caeruleum
JUGLANS nigra
Common Name
Jacob's Ladder
Black Walnut
In Hindi
Jacob's Ladder
काले अखरोट के पेड़
In German
Jacob's Ladder
Schwarz Walnussbaum
In French
Jacob's Ladder
Noir noyer
In Spanish
Jacob's Ladder
nogal negro
In Greek
Jacob's Ladder
Μαύρη καρυδιά
In Portuguese
Jacob's Ladder
nogueira preta
In Polish
Jacob's Ladder
Czarny orzech drzewo
In Latin
Jacob's Ladder
Niger walnut tree
Kingdom
Plantae
Plantae
Phylum
Tracheophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Ericales
Juglandales
Family
Polemoniaceae
Juglandaceae
Genus
Polemonium
Juglans
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Eudicots, Rosids
Tribe
-
Juglandeae
Subfamily
-
Juglandinae
Number of Species
4016
1
27800
👆🏻