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
Southern Europe, Mediterranean, Northern Africa
Types
Juglans nigra
Quercus ilex, Quercus rotundifolia
Habitat
bottomlands, Moist woods
Mediterranean region
USDA Hardiness Zone
4-9
4-8
Sunset Zone
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21
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
Oval or Rounded
Flower Color
Yellow green
Red, Yellow green
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Green, Chocolate
Brown, Sandy Brown, Chocolate
Leaf Color in Spring
Green
Green, Dark Green
Leaf Color in Summer
Green, Dark Green
Dark Green
Leaf Color in Fall
Yellow, Dark Green, Yellow green, Gold
Dark Green
Leaf Color in Winter
-
Dark Green
Leaf Shape
Pinnate
Oblong or Lanceolate
Plant Season
Spring, Summer, Fall
Spring, Summer, Fall, Winter
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, Alkaline
Soil Drainage
Well drained
Average
Bloom Time
Late Spring, Early Summer
Spring
Tolerances
-
Pollution, Drought, Salt
Where to Plant?
Ground
Ground
How to Plant?
Seedlings
Grafting, Seedlings
Plant Maintenance
Medium
Medium
Watering Requirements
Average Water Needs, Requires regular watering
Average Water Needs, Do Not over Water, 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
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
fertilize in fall, Nitrogen, Phosphorous, Potassium
Pests and Diseases
Red blotch
Aphids, Moth
Plant Tolerance
-
Pollution, Shade areas
Flowers
Insignificant
Insignificant
Fragrant Bark/Stem
Yes
No
Foliage Texture
Coarse
Medium
Foliage Sheen
Glossy
Glossy
Attracts
Birds, Butterflies
Birds, Insects
Allergy
Anaphylaxis, Toxic
-
Aesthetic Uses
-
Cottage Garden
Beauty Benefits
Good for skin
Good for skin, Skin Problems
Environmental Uses
Air purification, Shadow Tree
Nesting sites 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
Digestive, Skin irritation
Part of Plant Used
Fruits
Bark, Fruits, Wood
Other Uses
Used As Food, Used as Ornamental plant
Charcoal, Used as firewood, Used for its medicinal properties, Wood is used fore making tools
Used As Indoor Plant
No
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Feature Plant, Shade Trees
Feature Plant, Hedges, Screening / Wind Break, Shade Trees, Street Trees
Botanical Name
JUGLANS nigra
QUERCUS ilex
Common Name
Black Walnut
Evergreen Oak, Holly Oak, Holm Oak
In Hindi
काले अखरोट के पेड़
होल्म ओक
In German
Schwarz Walnussbaum
Steineiche
In French
Noir noyer
chêne vert
In Spanish
nogal negro
encina
In Greek
Μαύρη καρυδιά
πρινόδενδρο
In Portuguese
nogueira preta
azinheira
In Polish
Czarny orzech drzewo
dąb skalny
In Latin
Niger walnut tree
ilice
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Juglandales
Fagales
Family
Juglandaceae
Fagaceae
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Eudicots, Rosids
Importance of Black Walnut and Holm Oak
Want to have the most appropriate plant for your garden? You might want to know the importance of Black Walnut and Holm Oak. Basically, these two plants vary in many aspects. Compare Black Walnut and Holm Oak as they differ in many characteristics such as their life, care, benefits, facts, etc. Every gardener must at least have the slightest clue about the plants he wants to plant in his garden. Compare their benefits, which differ in many ways like facts and uses. The medicinal use of Black Walnut is Cancer, Coronary diseases, Cures constipation, Diarrhea, Diphtheria, High cholestrol, Immunity, Intestinal worms, Leukemia, Skin wounds, Sore throat, Syphilis and Use as a gargle whereas of Holm Oak is Digestive and Skin irritation. Black Walnut has beauty benefits as follows: Good for skin while Holm Oak has beauty benefits as follows: Good for skin.
Compare Facts of Black Walnut vs Holm Oak
How to choose the best garden plant for your garden depending upon its facts? Here garden plant comparison will help you to solve this query. Compare the facts of Black Walnut vs Holm Oak and know which one to choose. As garden plants have benefits and other uses, allergy is also a major drawback of plants for some people. Allergic reactions of Black Walnut are Anaphylaxis and Toxic whereas of Holm Oak have respectively. Having a fruit bearing plant in your garden can be a plus point of your garden. Black Walnut has showy fruits and Holm Oak has showy fruits. Also Black Walnut is not flowering and Holm Oak is not flowering . You can compare Black Walnut and Holm Oak facts and facts of other plants too.