Life Span
Perennial
Perennial
Type
Tree
Tree
Origin
Central Asia, India, Nepal
Europe, Southern Asia, Southeastern Asia, India, China
Types
White oak, Bluff oak, Muller oak
cinnamomeum, zeylanicum, delavayi
Number of Varieties
6005
0
40000
👆🏻
Habitat
Clay soil areas, Dry areas, Sandy areas
Dappled Shade, Woodlands
USDA Hardiness Zone
6-97-9
0
99
👆🏻
AHS Heat Zone
7-5
9-6
Sunset Zone
H1, 7, 8, 9, 14, 15, 16, 17, 20, 21, 22, 23, 24
H1, 8, 9, 14, 15, 16, 17, 23, 24
Habit
Oval or Rounded
Upright/Erect
Plant Size
Minimum Height
2,286.00 cm910.00 cm
0
3900
👆🏻
Minimum Width
1,219.20 cm300.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Red, Yellow green
White, Red, Pink
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Sandy Brown, Sienna
Brown, Chocolate
Leaf Color in Spring
Green, Light Green, Gray
Green, Dark Green
Leaf Color in Summer
Green, Gray
Dark Green
Leaf Color in Fall
Green, Dark Green, Gray
Dark Green
Leaf Color in Winter
Dark Green, Gray
Dark Green
Shape
Leaf Shape
broad, flat
Ovate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Medium
Medium
Type of Soil
Loam
Loam, Sand
The pH of Soil
Acidic
Acidic
Soil Drainage
Average
Average
Bloom Time
Spring
Early Spring, Spring, Late Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
-
Where to Plant?
Ground
Ground
How to Plant?
Seedlings, Transplanting
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs
Reduce water once established
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic
Acidic
Soil Type
Loam
Loam, Sand
Soil Drainage Capacity
Average
Average
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Prune after flowering, Prune if you want to improve plant shape, Remove dead or diseased plant parts
Fertilizers
All-Purpose Liquid Fertilizer
Doesn't require fertilization when grown in rich soil, Fertilize in early spring, fertilize in winter, Mulch
Pests and Diseases
Red blotch
Phytophthora, Thripes
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
Medium
Coarse
Foliage Sheen
Glossy
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds
Butterflies
Allergy
Pollen
-
Uses
Aesthetic Uses
Showy Purposes
Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Nesting sites for birds, Shadow Tree, Shelter for wildlife, Wildlife
Insect Repellent, Shadow Tree, Windbreak
Plant Benefits
Medicinal Uses
Chronic fatigue, Cramps, Diarrhea, Dysentry, gallstones, Haemorrhages, Menstrual Cramps
antimicrobial, Cancer, Dermatitis
Part of Plant Used
Leaves, Seeds, Wood
Flowers, Leaves
Other Uses
Used as firewood, used for making charcoal
Used as fuel, Used as insect repellent, Used as Ornamental plant, Used for its medicinal properties
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Shade Trees
Feature Plant, Mixed Border, Topiary / Bonsai / Espalier
Botanical Name
QUERCUS leucotrichophora
RHODODENDRON arboreum
Common Name
Banj Oak, Blackjack Oak, Himalayan Oak
Chalan, Rose Tree, Tree Rhododendron
In Hindi
Blackjack Oak Tree
लाल बुरांश
In German
Blackjack Oak Tree
Rhododendron arboreum
In French
Blackjack Oak Tree
Rhododendron arboreum
In Spanish
Blackjack Oak Tree
arboreum rododendro
In Greek
Blackjack Oak Tree
Rhododendron arboreum
In Portuguese
Blackjack Carvalho
arboreum Rhododendron
In Polish
Blackjack Oak Tree
różanecznik drzewiasty
In Latin
Blackjack quercum ligno
Prunus arborea
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Fagales
Ericales
Family
Fagaceae
Ericaceae
Genus
Quercus
Rhododendron
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Asterids, Eudicots
Tribe
-
-
Subfamily
-
-
Number of Species
601000
1
27800
👆🏻