Life Span
Perennial
Biennial
Type
Tree
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
Texas
Types
Juglans nigra
Oenothera berlandieri, Oenothera speciosa
Number of Varieties
1025
0
40000
👆🏻
Habitat
bottomlands, Moist woods
Forests, meadows, Pastures, Prairies, savannahs, Woodland edges
USDA Hardiness Zone
4-98-10
0
99
👆🏻
AHS Heat Zone
9-3
10-6
Sunset Zone
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21
H1, 8, 9, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Oval or Rounded
Upright/Erect
Plant Size
Minimum Height
1,830.00 cm15.20 cm
0
3900
👆🏻
Minimum Width
1,830.00 cm25.40 cm
0
6350
👆🏻
Plant Color
Flower Color
Yellow green
White, Lemon yellow, Light Pink
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Green, Chocolate
Tan
Leaf Color in Spring
Green
Green
Leaf Color in Summer
Green, Dark Green
Green
Leaf Color in Fall
Yellow, Dark Green, Yellow green, Gold
-
Leaf Color in Winter
-
Light Green
Shape
Leaf Shape
Pinnate
Alternate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Summer
Growing Conditions
Sunlight
Full Sun
Full Sun, Partial Sun
Growth Rate
Medium
Fast
Type of Soil
Clay, Loam, Sand
Loam, Sand
The pH of Soil
Acidic, Neutral
Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring, Early Summer
Early Spring, Spring, Late Spring, Early Summer, Late Winter
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Drought
Where to Plant?
Ground
Container, Ground, Pot
How to Plant?
Seedlings
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs, Requires regular watering
Average Water Needs, Do Not over Water, Keep the Soil well drained, Requires regular watering
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral
Neutral, Alkaline
Soil Type
Clay, Loam, Sand
Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
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
All-Purpose Liquid Fertilizer
Pests and Diseases
Red blotch
Pests and diseases free, Red blotch
Plant Tolerance
-
Drought
Flowers
✔
✘
✔
✘
Flower Petal Number
-
Single
Fruits
Showy Fruit
✔
✘
✔
✘
Edible Fruit
✔
✘
✔
✘
Fragrance
Fragrant Flower
✔
✘
✔
✘
Fragrant Fruit
✔
✘
✔
✘
Fragrant Leaf
✔
✘
✔
✘
Fragrant Bark/Stem
✔
✘
✔
✘
Showy Foliage
✔
✘
✔
✘
Showy Bark
✔
✘
✔
✘
Foliage Texture
Coarse
Medium
Foliage Sheen
Glossy
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds, Butterflies
Bugs, Butterflies, Insects
Allergy
Anaphylaxis, Toxic
Abdominal pain, Anxiety, Inflammation, Low blood pressure
Uses
Aesthetic Uses
-
Beautification, Decorating walls, Hanging Basket, Showy Purposes, Used as an interior landscaping species, Used for decorating walls, fences, gates, hedges, etc.
Beauty Benefits
Good for skin
Skin irritation, Skin Problems
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Shadow Tree
Air purification
Plant Benefits
Medicinal Uses
Cancer, Coronary diseases, Cures constipation, Diarrhea, Diphtheria, High cholestrol, Immunity, Intestinal worms, Leukemia, Skin wounds, Sore throat, Syphilis, Use as a gargle
Eczema, Menstrual Cramps, Menstrual Disorders
Part of Plant Used
Fruits
Flowers, Root, Seeds, Stem
Other Uses
Used As Food, Used as Ornamental plant
Beneficial species for attracting pollinators, deer resistant, Edible seed
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Shade Trees
Mixed Border, Rock Garden, Wall, Wildflower
Botanical Name
JUGLANS nigra
OENOTHERA mexicana
Common Name
Black Walnut
pinkladies, pink evening primrose, showy evening primrose, Mexican primrose, and amapola.
In Hindi
काले अखरोट के पेड़
Mexican primrose
In German
Schwarz Walnussbaum
Rosa Nachtkerze
In French
Noir noyer
Mexican primrose
In Spanish
nogal negro
Primrose mexicana
In Greek
Μαύρη καρυδιά
Μεξικού Primrose
In Portuguese
nogueira preta
Mexican Primrose
In Polish
Czarny orzech drzewo
Mexican Primrose
In Latin
Niger walnut tree
Mexicanus Primrose
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Tracheophyta
Class
Magnoliopsida
Magnoliopsida
Order
Juglandales
Myrtales
Family
Juglandaceae
Onagraceae
Genus
Juglans
Oenothera
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Eudicots, Rosids
Tribe
Juglandeae
Onagreae
Subfamily
Juglandinae
Onagroideae
Number of Species
16145
1
27800
👆🏻