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
Asia, Europe, Northern Africa
Types
Juglans nigra
Sorbus aucuparia fenenkiana, Sorbus aucuparia glabrata, Sorbus aucuparia praemorsa
Habitat
bottomlands, Moist woods
Temperate Regions
USDA Hardiness Zone
4-9
3-7
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, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 14, 15, 16, 17
Habit
Oval or Rounded
Oval or Rounded
Flower Color
Yellow green
White
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Green, Chocolate
Orange, Yellow
Leaf Color in Spring
Green
Green
Leaf Color in Summer
Green, Dark Green
Green
Leaf Color in Fall
Yellow, Dark Green, Yellow green, Gold
Dark Green
Leaf Color in Winter
-
Dark Green
Leaf Shape
Pinnate
Pinnate
Plant Season
Spring, Summer, Fall
Spring, Fall
Sunlight
Full Sun
Full Sun, Partial 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
Average
Bloom Time
Late Spring, Early Summer
Late Spring
Where to Plant?
Ground
Ground
How to Plant?
Seedlings
Budding, Grafting, Stem Cutting
Plant Maintenance
Medium
Medium
Watering Requirements
Average Water Needs, Requires regular watering
Do Not over Water, Water in the early morning hours
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Acidic, Neutral
Acidic, Neutral
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 dead or diseased plant parts, Trim each shoot back to the first set of leaves
Fertilizers
Apply NPK fertilizer at the ratio of 6-24-24
All-Purpose Liquid Fertilizer, Doesn't require fertilization when grown in rich soil
Pests and Diseases
Red blotch
Aphids, blister mites, Canker, fireblight, sawflies, Silver leaf
Flowers
Insignificant
Yes
Flower Petal Number
-
Single
Fragrant Bark/Stem
Yes
No
Foliage Texture
Coarse
Fine
Foliage Sheen
Glossy
Matte
Attracts
Birds, Butterflies
Birds
Allergy
Anaphylaxis, Toxic
Anxiety, Depression, High blood cholestrol, High blood pressure, Pain, Stress
Aesthetic Uses
-
along a porch, deck or patio, Showy Purposes
Beauty Benefits
Good for skin
-
Environmental Uses
Air purification, Shadow Tree
Air purification, Food for birds, Shadow Tree
Medicinal Uses
Cancer, Coronary diseases, Cures constipation, Diarrhea, Diphtheria, High cholestrol, Immunity, Intestinal worms, Leukemia, Skin wounds, Sore throat, Syphilis, Use as a gargle
Diarrhea, Inflammation, Laxative, Urinary tract problems, Vitamin C
Part of Plant Used
Fruits
Bark, Fruits, Wood
Other Uses
Used As Food, Used as Ornamental plant
Used for its medicinal properties, Used for woodware
Used As Indoor Plant
No
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Feature Plant, Shade Trees
Feature Plant, Mixed Border, Topiary / Bonsai / Espalier
Botanical Name
JUGLANS nigra
Sorbus aucuparia
Common Name
Black Walnut
Rowan, Mountain ash
In Hindi
काले अखरोट के पेड़
रोवाण पौधा
In German
Schwarz Walnussbaum
Rowan Tree
In French
Noir noyer
Rowan Tree
In Spanish
nogal negro
Rowan Tree
In Greek
Μαύρη καρυδιά
Rowan Tree
In Portuguese
nogueira preta
Árvore de Rowan
In Polish
Czarny orzech drzewo
Rowan Tree
In Latin
Niger walnut tree
Rowan ligno
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Juglandales
Rosales
Family
Juglandaceae
Rosaceae
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Eudicots, Rosids
Season and Care of Black Walnut and Rowan Tree
Season and care of Black Walnut and Rowan Tree is important to know. While considering everything about Black Walnut and Rowan Tree Care, growing season is an essential factor. Black Walnut season is Spring, Summer and Fall and Rowan Tree season is Spring, Summer and Fall. The type of soil for Black Walnut is Clay, Loam, Sand and for Rowan Tree is Clay, Loam, Sand while the PH of soil for Black Walnut is Acidic, Neutral and for Rowan Tree is Acidic, Neutral.
Black Walnut and Rowan Tree Physical Information
Black Walnut and Rowan Tree physical information is very important for comparison. Black Walnut height is 1,830.00 cm and width 1,830.00 cm whereas Rowan Tree height is 1,000.00 cm and width 800.00 cm. The color specification of Black Walnut and Rowan Tree are as follows:
Black Walnut flower color: Yellow green
Black Walnut leaf color: Green
Rowan Tree flower color: White
- Rowan Tree leaf color: Green
Care of Black Walnut and Rowan Tree
Care of Black Walnut and Rowan Tree 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 Rowan Tree pruning is done Remove dead or diseased plant parts and Trim each shoot back to the first set of leaves. In summer Black Walnut needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Rowan Tree needs Lots of watering and in winter, it needs Average Water.