Life Span
Perennial
Perennial
Type
Tree
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
Gwillimia, Manglietia, Kmeria
Juglans nigra
Number of Varieties
1910
0
40000
👆🏻
Habitat
Subtropical climates, Tropical regions
bottomlands, Moist woods
USDA Hardiness Zone
6-94-9
0
99
👆🏻
AHS Heat Zone
9-6
9-3
Sunset Zone
7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21
Habit
Oval or Rounded
Oval or Rounded
Plant Size
Minimum Height
460.00 cm1,830.00 cm
0
3900
👆🏻
Minimum Width
370.00 cm1,830.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Purple, Pink, Light Pink, Rose
Yellow green
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Brown
Green, Chocolate
Leaf Color in Spring
Green
Green
Leaf Color in Summer
Green
Green, Dark Green
Leaf Color in Fall
Green, Yellow green, Sandy Brown
Yellow, Dark Green, Yellow green, Gold
Leaf Color in Winter
-
-
Shape
Leaf Shape
Ovate
Pinnate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun
Growth Rate
Medium
Medium
Type of Soil
Clay, Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral
Soil Drainage
Well drained
Well drained
Bloom Time
Spring, Late Spring
Late Spring, Early Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
-
Where to Plant?
Ground
Ground
How to Plant?
Seedlings, Transplanting
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Prefer drip-irrigation instead of Over-head watering
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
Acidic, Neutral
Soil Type
Clay, Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun
Pruning
Prune if you want to improve plant shape
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
Fertilize in late fall, fertilize in spring, Requires high amount of nitrogen
Apply NPK fertilizer at the ratio of 6-24-24
Pests and Diseases
Aphids, Bacterial Blight, Canker, Crown gall, Hoplia beetle, Leaf burn, Leaf spot, Mealybugs, Powdery mildew, Red blotch, Scorch, Soft scales, Thripes, Wetwood
Red blotch
Plant Tolerance
-
-
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
Coarse
Foliage Sheen
Matte
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
-
Birds, Butterflies
Allergy
-
Anaphylaxis, Toxic
Uses
Aesthetic Uses
Showy Purposes
-
Beauty Benefits
Treatment of Dark Spots
Good for skin
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification, Shadow Tree
Plant Benefits
Medicinal Uses
Alzheimer’s Disease, Anxiety, Cancer, Digestion problems, Liver problems, Menstrual Cramps, Respiratory Disorders, Weight 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
Whole plant
Fruits
Other Uses
Used as Ornamental plant, Used for its medicinal properties
Used As Food, Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Foundation, Shade Trees
Feature Plant, Shade Trees
Botanical Name
MAGNOLIA 'Alexandria'
JUGLANS nigra
Common Name
Alexandria Magnolia, Magnolia
Black Walnut
In Hindi
हिम चम्पा
काले अखरोट के पेड़
In German
Magnolienbaum
Schwarz Walnussbaum
In French
magnolia
Noir noyer
In Spanish
árbol de magnolia
nogal negro
In Greek
Magnolia δέντρο
Μαύρη καρυδιά
In Portuguese
magnólia
nogueira preta
In Polish
magnolia drzewa
Czarny orzech drzewo
In Latin
Magnolia lignum
Niger walnut tree
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Magnoliales
Juglandales
Family
Magnoliaceae
Juglandaceae
Genus
Magnolia
Juglans
Clade
Angiosperms, Magnoliids
Angiosperms, Eudicots, Rosids
Tribe
-
Juglandeae
Subfamily
-
Juglandinae
Number of Species
21016
1
27800
👆🏻