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
Southern Europe, Mediterranean, Northern Africa
Types
Not Available
Not Available
Habitat
bottomlands, Moist woods
Cultivated Beds, Loamy soils, Sandy areas, Well Drained
USDA Hardiness Zone
4-9
8-15
Sunset Zone
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21
A1, A2, A3, H1, H2, 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
Upright/Erect
Flower Color
Yellow green
White
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Green, Chocolate
Sandy Brown
Leaf Color in Spring
Green
Green, Light Green
Leaf Color in Summer
Green, Dark Green
Green, Light Green
Leaf Color in Fall
Yellow, Dark Green, Yellow green, Gold
Green, Light Green
Leaf Color in Winter
Not Available
Light Green
Leaf Shape
Pinnate
Small oblong
Plant Season
Spring, Summer, Fall
Spring, Summer, Fall
Sunlight
Full Sun
Full Sun, Partial Sun
Growth Rate
Medium
Very Fast
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
Early Summer, Summer, Late Summer, Early Fall, Indeterminate
Tolerances
Not Available
Drought
Where to Plant?
Ground
Ground
How to Plant?
Seedlings
Rooted stem cutting, Seedlings
Plant Maintenance
Medium
Medium
Watering Requirements
Average Water Needs, Requires regular watering
Do Not over Water, Water daily during growing season, Water Deeply, Water in morning to avoid prompting diseases
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Acidic, Neutral
Acidic, Alkaline, Neutral
Soil Type
Clay, Loam, Sand
Loam, Sand, Well drained
Soil Drainage Capacity
Well drained
Rich
Sun Exposure
Full Sun
Full Sun, Partial shade
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
Prune after flowering
Fertilizers
Apply NPK fertilizer at the ratio of 6-24-24
All-Purpose Liquid Fertilizer, fertilize in growing season, Nitrogen, Phosphorous, Potassium
Pests and Diseases
Red blotch
Red blotch
Plant Tolerance
Not Available
Drought
Flowers
Insignificant
Yes
Flower Petal Number
Not Available
Single
Fragrant Leaf
Yes
Not Available
Fragrant Bark/Stem
Yes
Not Available
Foliage Texture
Coarse
Fine
Foliage Sheen
Glossy
Matte
Attracts
Birds, Butterflies
Butterflies
Allergy
Anaphylaxis, Toxic
Headache, Hyperacidity, Liver disease, Nausea, Skin irritation, Vomiting
Aesthetic Uses
Not Used For Aesthetic Purpose
Showy Purposes
Beauty Benefits
Good for skin
Not Available
Environmental Uses
Air purification, Shadow Tree
Air purification, Weather protection
Medicinal Uses
Cancer, Coronary diseases, Cures constipation, Diarrhea, Diphtheria, High cholestrol, Immunity, Intestinal worms, Leukemia, Skin wounds, Sore throat, Syphilis, Use as a gargle
Asthma, Digestive disorders, Psoriasis, Reduces toothache, Vitiligo
Part of Plant Used
Fruits
Root, Seeds
Other Uses
Used As Food, Used as Ornamental plant
Edible syrup, Used As Food, Used for its medicinal properties
Used As Indoor Plant
No
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Feature Plant, Shade Trees
Groundcover, Lawns and Turf, Mixed Border
Botanical Name
JUGLANS nigra
AMMI majus
Common Name
Black Walnut
Bishop's Weed, Bullwort
In Hindi
काले अखरोट के पेड़
बिशप निराना
In German
Schwarz Walnussbaum
Bischofs Unkraut
In French
Noir noyer
la mauvaise herbe de l'évêque
In Spanish
nogal negro
biznaga
In Greek
Μαύρη καρυδιά
ζιζανίων επισκόπου
In Portuguese
nogueira preta
erva daninha do Bispo
In Polish
Czarny orzech drzewo
chwastów biskupa
In Latin
Niger walnut tree
Episcopi viriditas
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Juglandales
Apiales
Family
Juglandaceae
Apiaceae
Genus
Juglans
Trachyspermum
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Asterids, Eudicots
Tribe
Juglandeae
Not Available
Subfamily
Juglandinae
Not Available
Number of Species
Not Available
Season and Care of Black Walnut and Bishop's Weed
Season and care of Black Walnut and Bishop's Weed is important to know. While considering everything about Black Walnut and Bishop's Weed Care, growing season is an essential factor. Black Walnut season is Spring, Summer and Fall and Bishop's Weed season is Spring, Summer and Fall. The type of soil for Black Walnut is Clay, Loam, Sand and for Bishop's Weed is Loam, Sand while the PH of soil for Black Walnut is Acidic, Neutral and for Bishop's Weed is Neutral.
Black Walnut and Bishop's Weed Physical Information
Black Walnut and Bishop's Weed physical information is very important for comparison. Black Walnut height is 1,830.00 cm and width 1,830.00 cm whereas Bishop's Weed height is 90.00 cm and width 30.00 cm. The color specification of Black Walnut and Bishop's Weed are as follows:
Black Walnut flower color: Yellow green
Black Walnut leaf color: Green
Bishop's Weed flower color: White
- Bishop's Weed leaf color: Green and Light Green
Care of Black Walnut and Bishop's Weed
Care of Black Walnut and Bishop's Weed 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 Bishop's Weed pruning is done Prune after flowering. In summer Black Walnut needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Bishop's Weed needs Lots of watering and in winter, it needs Average Water.