Life Span
Perennial
Perennial
Origin
North America, United States, Northeastern United States, Mid-Atlantic United States, Southeastern United States, Central United States, South-Central United States, Texas
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
Quercus phellos, Quercus nigra
Juglans nigra
Habitat
Hot climate regions, low mountains, Tropical regions
bottomlands, Moist woods
USDA Hardiness Zone
6-9
4-9
Sunset Zone
2a, 2b, 3a, 3b, 4, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 18, 19, 20, 21
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
Flower Color
Red, Light Green, Chartreuse
Yellow green
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Tan, Chocolate
Green, Chocolate
Leaf Color in Spring
Green, Light Green
Green
Leaf Color in Summer
Green, Dark Green
Green, Dark Green
Leaf Color in Fall
Yellow, Orange, Sandy Brown
Yellow, Dark Green, Yellow green, Gold
Leaf Shape
Irregular
Pinnate
Plant Season
Spring, Fall
Spring, Summer, Fall
Sunlight
Full Sun, Partial Sun
Full Sun
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
Spring, Late Spring
Late Spring, Early Summer
Tolerances
Wet Site, Pollution, Soil Compaction
-
Where to Plant?
Ground
Ground
How to Plant?
Grafting, Seedlings
Seedlings
Plant Maintenance
Low
Medium
Watering Requirements
Allow to dry out slightly between watering, Does not require lot of 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 pH
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Type
Clay, Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Average
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun
Pruning
cut main flower spike, Prune every year, 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, Bonemeal, fertilize in growing season
Apply NPK fertilizer at the ratio of 6-24-24
Pests and Diseases
Azalea leaf gall, Fusarium leaf spot, Leaf rust, Mildew
Red blotch
Plant Tolerance
Heat Tolerance, Humidity, Salt and Soil Compaction
-
Flowers
Insignificant
Insignificant
Fragrant Bark/Stem
No
Yes
Foliage Texture
Fine
Coarse
Foliage Sheen
Glossy
Glossy
Attracts
Birds
Birds, Butterflies
Allergy
Eczema, Rhinitis, Runny nose
Anaphylaxis, Toxic
Aesthetic Uses
Landscape Designing, Showy Purposes
-
Beauty Benefits
Blood purifying, Reduce Bruises, Weightloss
Good for skin
Edible Uses
Sometimes
Yes
Environmental Uses
Air purification
Air purification, Shadow Tree
Medicinal Uses
Gout, Obesity, Snoring
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
Bark, Stem
Fruits
Other Uses
Animal Feed, Biodiesel, Recovering internal injuries
Used As Food, Used as Ornamental plant
Used As Indoor Plant
No
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Shade Trees, Street Trees
Feature Plant, Shade Trees
Botanical Name
QUERCUS phellos
JUGLANS nigra
Common Name
Willow Oak
Black Walnut
In Hindi
Overcup ओक
काले अखरोट के पेड़
In German
Overcup Oak
Schwarz Walnussbaum
In French
Overcup Oak
Noir noyer
In Spanish
Overcup Roble
nogal negro
In Greek
Overcup Oak
Μαύρη καρυδιά
In Portuguese
Overcup Oak
nogueira preta
In Polish
Overcup Dąb
Czarny orzech drzewo
In Latin
Oryza
Niger walnut tree
Class
Magnoliopsida
Magnoliopsida
Order
Fagales
Juglandales
Family
Fagaceae
Juglandaceae
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Eudicots, Rosids
Subfamily
Amaryllidoideae
Juglandinae
Season and Care of Willow Oak and Black Walnut
Season and care of Willow Oak and Black Walnut is important to know. While considering everything about Willow Oak and Black Walnut Care, growing season is an essential factor. Willow Oak season is Spring and Fall and Black Walnut season is Spring and Fall. The type of soil for Willow Oak is Clay, Loam, Sand and for Black Walnut is Clay, Loam, Sand while the PH of soil for Willow Oak is Acidic, Neutral, Alkaline and for Black Walnut is Acidic, Neutral.
Willow Oak and Black Walnut Physical Information
Willow Oak and Black Walnut physical information is very important for comparison. Willow Oak height is 1,220.00 cm and width 910.00 cm whereas Black Walnut height is 1,830.00 cm and width 1,830.00 cm. The color specification of Willow Oak and Black Walnut are as follows:
Willow Oak flower color: Red, Light Green and Chartreuse
Willow Oak leaf color: Green and Light Green
Black Walnut flower color: Yellow green
- Black Walnut leaf color: Green
Care of Willow Oak and Black Walnut
Care of Willow Oak and Black Walnut include pruning, fertilizers, watering etc. Willow Oak pruning is done cut main flower spike, Prune every year, Remove damaged leaves, Remove dead branches and Remove dead leaves and 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. In summer Willow Oak needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Black Walnut needs Lots of watering and in winter, it needs Average Water.