Life Span
Perennial
Annual and 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
United States, Northeastern United States, Mid-Atlantic United States, Southeastern United States, Central United States, South-Central United States, Texas
Types
Juglans nigra
Quercus stellata
Habitat
bottomlands, Moist woods
Woodland Garden Canopy
USDA Hardiness Zone
4-9
5-9
Sunset Zone
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21
7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
Habit
Oval or Rounded
Oval or Rounded
Flower Color
Yellow green
Red, Light Yellow, Tan
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Green, Chocolate
-
Leaf Color in Spring
Green
Dark Green
Leaf Color in Summer
Green, Dark Green
Dark Green
Leaf Color in Fall
Yellow, Dark Green, Yellow green, Gold
Orange, Tan, Bronze, Orange Red
Leaf Shape
Pinnate
Elliptic and Ovate
Plant Season
Spring, Summer, Fall
Spring, Summer, Fall
Sunlight
Full Sun
Full Sun, Partial Sun
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
Spring
Tolerances
-
Drought, Salt
Where to Plant?
Ground
Ground
How to Plant?
Seedlings
Seedlings
Plant Maintenance
Medium
Medium
Watering Requirements
Average Water Needs, Requires regular watering
Needs less watering
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
Average
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
Insignificant
Fragrant Bark/Stem
Yes
No
Foliage Texture
Coarse
Coarse
Foliage Sheen
Glossy
Glossy
Attracts
Birds, Butterflies
Birds
Allergy
Anaphylaxis, Toxic
-
Aesthetic Uses
-
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
Astringent, Emetic, Febrifuge, Tonic
Part of Plant Used
Fruits
Leaves, Seeds, Wood
Other Uses
Used As Food, Used as Ornamental plant
Used As Food, Used as Ornamental plant, Used in pulpwood and lumber production
Used As Indoor Plant
No
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Feature Plant, Shade Trees
Feature Plant, Shade Trees, Street Trees
Botanical Name
JUGLANS nigra
QUERCUS stellata
Common Name
Black Walnut
Post Oak
In Hindi
काले अखरोट के पेड़
पोस्ट ओक
In German
Schwarz Walnussbaum
Post oak
In French
Noir noyer
Post oak
In Spanish
nogal negro
Post oak
In Greek
Μαύρη καρυδιά
Post Oak
In Portuguese
nogueira preta
Post Oak
In Polish
Czarny orzech drzewo
post Oak
In Latin
Niger walnut tree
Post quercu
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Juglandales
Fagales
Family
Juglandaceae
Fagaceae
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Eudicots, Rosids
Season and Care of Black Walnut and Post Oak
Season and care of Black Walnut and Post Oak is important to know. While considering everything about Black Walnut and Post Oak Care, growing season is an essential factor. Black Walnut season is Spring, Summer and Fall and Post Oak season is Spring, Summer and Fall. The type of soil for Black Walnut is Clay, Loam, Sand and for Post Oak is Clay, Loam, Sand while the PH of soil for Black Walnut is Acidic, Neutral and for Post Oak is Acidic, Neutral, Alkaline.
Black Walnut and Post Oak Physical Information
Black Walnut and Post Oak physical information is very important for comparison. Black Walnut height is 1,830.00 cm and width 1,830.00 cm whereas Post Oak height is 1,830.00 cm and width 1,680.00 cm. The color specification of Black Walnut and Post Oak are as follows:
Black Walnut flower color: Yellow green
Black Walnut leaf color: Green
Post Oak flower color: Red, Light Yellow and Tan
- Post Oak leaf color: Dark Green
Care of Black Walnut and Post Oak
Care of Black Walnut and Post Oak include pruning, fertilizers, watering etc. Black Walnut pruning is done Prune in early spring, Prune when plant is dormant, Remove branches, Remove damaged leaves, Remove dead branches, Remove dead leaves and Remove dead or diseased plant parts and Post Oak pruning is done Remove damaged leaves, Remove dead branches and Remove dead leaves. In summer Black Walnut needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Post Oak needs Lots of watering and in winter, it needs Average Water.