Life Span
Perennial
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
Europe, Asia
Types
Juglans nigra
Bigleaf hydrangea, Hortensia, Smooth hydrangea, Oakleaf hydrangea, Annabelle
Habitat
bottomlands, Moist woods
Forest edges, Hillside, Woods
USDA Hardiness Zone
4-9
-9999
Sunset Zone
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21
21,22
Habit
Oval or Rounded
Spreading
Flower Color
Yellow green
White, Purple, Pink, Violet, Ivory
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Green, Chocolate
-
Leaf Color in Spring
Green
Green, Gray Green
Leaf Color in Summer
Green, Dark Green
Green, Gray Green
Leaf Color in Fall
Yellow, Dark Green, Yellow green, Gold
Green, Gray Green
Leaf Color in Winter
-
Light Green
Leaf Shape
Pinnate
Oblovate
Plant Season
Spring, Summer, Fall
Spring, Summer
Sunlight
Full Sun
Full Sun, Partial Sun, Partial shade
Type of Soil
Clay, Loam, Sand
Clay, Loam
The pH of Soil
Acidic, Neutral
Acidic, Neutral
Soil Drainage
Well drained
Average
Bloom Time
Late Spring, Early Summer
Spring, Summer
Where to Plant?
Ground
Container, Ground
How to Plant?
Seedlings
Seedlings, Stem Planting
Plant Maintenance
Medium
Medium
Watering Requirements
Average Water Needs, Requires regular watering
-
In Summer
Lots of watering
Average Water
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Acidic, Neutral
Acidic, Neutral
Soil Type
Clay, Loam, Sand
Clay, Loam
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Full Sun
Full Sun, Partial 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
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
Showy
Flower Petal Number
-
Single
Fragrant Bark/Stem
Yes
No
Foliage Texture
Coarse
Coarse
Foliage Sheen
Glossy
Matte
Attracts
Birds, Butterflies
Bees, Flies
Allergy
Anaphylaxis, Toxic
Chest tightness, Diarrhea, Dizziness, Nausea, Vomiting
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
Fever, Kidney problems, Urinary tract problems
Part of Plant Used
Fruits
Flowers, Root
Other Uses
Used As Food, Used as Ornamental plant
-
Used As Indoor Plant
No
-
Used As Outdoor Plant
Yes
Yes
Garden Design
Feature Plant, Shade Trees
Herb / Vegetable
Botanical Name
JUGLANS nigra
SYMPHYTUM officinale
Common Name
Black Walnut
Common Comfrey
In Hindi
काले अखरोट के पेड़
Hydrangea
In German
Schwarz Walnussbaum
Hortensie
In French
Noir noyer
Hortensia
In Spanish
nogal negro
Hortensia
In Greek
Μαύρη καρυδιά
υδραγεία
In Portuguese
nogueira preta
Hortênsia
In Polish
Czarny orzech drzewo
Hortensja
In Latin
Niger walnut tree
Hibiscus
Family
Juglandaceae
Boraginaceae
Clade
Angiosperms, Eudicots, Rosids
-
Season and Care of Black Walnut and Common Comfrey
Season and care of Black Walnut and Common Comfrey is important to know. While considering everything about Black Walnut and Common Comfrey Care, growing season is an essential factor. Black Walnut season is Spring, Summer and Fall and Common Comfrey season is Spring, Summer and Fall. The type of soil for Black Walnut is Clay, Loam, Sand and for Common Comfrey is Clay, Loam while the PH of soil for Black Walnut is Acidic, Neutral and for Common Comfrey is Acidic, Neutral.
Black Walnut and Common Comfrey Physical Information
Black Walnut and Common Comfrey physical information is very important for comparison. Black Walnut height is 1,830.00 cm and width 1,830.00 cm whereas Common Comfrey height is 60.00 cm and width 60.00 cm. The color specification of Black Walnut and Common Comfrey are as follows:
Black Walnut flower color: Yellow green
Black Walnut leaf color: Green
Common Comfrey flower color: White, Purple, Pink, Violet and Ivory
- Common Comfrey leaf color: Green and Gray Green
Care of Black Walnut and Common Comfrey
Care of Black Walnut and Common Comfrey 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 Common Comfrey 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 Common Comfrey needs Average Water and in winter, it needs Average Water.