Life Span
Biennial
Perennial
Type
Tree
Tree
Origin
South-Eastern Asia, Southeastern Asia, China
Europe, Eastern Europe, Southern Europe, Russia/Siberia, Iran, Central Asia, Southern Asia, Western Asia, India, Nepal, China
Types
Purple Orchid Tree, White Orchid Tree, Bidi leaf tree
Black walnut
Number of Varieties
2030
0
40000
👆🏻
Habitat
Forests, Mountain Slopes, Valley
Cold Regions, Hills, Hillside
USDA Hardiness Zone
9-134-8
0
99
👆🏻
AHS Heat Zone
12-9
7-1
Sunset Zone
H1, H2, 9, 10, 11, 13, 18, 19, 20, 21, 22, 23
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21
Habit
Upright/Erect
Oval or Rounded
Plant Size
Minimum Height
760.00 cm1,220.00 cm
0
3900
👆🏻
Minimum Width
17.80 cm1,220.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Light Pink, Magenta, Violet
Yellow green
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Green, Sandy Brown
Green, Brown
Leaf Color in Spring
Green, Gray Green
Green, Copper
Leaf Color in Summer
Green, Gray Green
Dark Green
Leaf Color in Fall
Green, Gray Green, Yellow green
Dark Green, Yellow green
Leaf Color in Winter
Green, Gray Green, Yellow green
-
Shape
Leaf Shape
Butterfly shaped
Pinnate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun
Growth Rate
Fast
Medium
Type of Soil
Clay, Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral
Soil Drainage
Well drained
Well drained
Bloom Time
Early Spring, Spring
Late Spring, Early Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought, Frost
Where to Plant?
Ground
Ground
How to Plant?
Budding, Grafting, Seedlings
Budding, Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs, Keep the ground moist but not water-logged, Water Deeply
Requires watering in the growing season, Water Deeply, Water when top layer of soil becomes dry
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral
Acidic, Neutral
Soil Type
Clay, Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun
Pruning
Remove branches, Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts
In Early Autumn, Prune to stimulate growth, Remove dead leaves
Fertilizers
Apply N-P-K
fertilize in spring, Nitrogen
Pests and Diseases
Red blotch
Anthracnose, Armillaria mellea, Blight, Caterpillars, Crown gall, Crown rot, fungus, Powdery mildew, Red blotch
Plant Tolerance
Drought
Drought, Frost
Flowers
Showy
Insignificant
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
Medium
Coarse
Foliage Sheen
Matte
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds
-
Allergy
-
Severe allergen
Uses
Aesthetic Uses
-
-
Beauty Benefits
-
Good for skin and hair
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Nesting sites for birds, Shadow Tree
Absorbs greenhouse gases, Absorbs huge amounts of CO2, Air purification, Amazing growth rate, Erosion control, Food for birds, Food for insects, Forms dense stands, Nesting sites for birds, Prevent Soil Erosion, Shadow Tree, Shelter for wildlife, Windbreak
Plant Benefits
Medicinal Uses
Carminative, Laxative
Anemia, Asthma, Cancer, Cough, Diarrhea, Menstrual Disorders, Urinary tract problems
Part of Plant Used
Buds, Flowers, Leaves, Root, Seeds, Stem
Fruits, Seeds
Other Uses
Fibre, Gum, Used as a dye
Economic Purpose, Used as a dye, Used as firewood, Used As Food, Used for its medicinal properties
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Shade Trees, Street Trees, Tropical
Edible, Feature Plant, Shade Trees
Botanical Name
BAUHINIA purpurea
JUGLANS regia
Common Name
Butterfly Tree, Orchid Tree
English Walnut
In Hindi
Butterfly tree
अंग्रेजी अखरोट
In German
Schmetterlings- Baum
Englisch Walnut
In French
arbre de papillon
Anglais Noyer
In Spanish
árbol de la mariposa
Inglés nuez
In Greek
δέντρο πεταλούδα
Αγγλικά Καρυδιά
In Portuguese
árvore borboleta
Inglês Walnut
In Polish
drzewo Butterfly
orzech włoski
In Latin
Gloria ligno
Nucis anglicus
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Tracheophyta
Class
Magnoliopsida
Magnoliopsida
Order
Fabales
Fagales
Family
Fabaceae
Juglandaceae
Genus
Bauhinia
Juglans
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Eudicots, Rosids
Tribe
Cercideae
Juglandeae
Subfamily
Caesalpinioideae
Juglandoideae
Number of Species
50021
1
27800
👆🏻