Life Span
Perennial
Perennial
Type
Tree
Sedge or Rush
Origin
Central Asia, India, Nepal
World/Pandemic, North America, Europe, Russia/Siberia, Africa, Asia
Types
White oak, Bluff oak, Muller oak
austrocalifornicus , effusus , laxus , pacificus , solutus
Number of Varieties
6005
0
40000
👆🏻
Habitat
Clay soil areas, Dry areas, Sandy areas
All sorts of environments, Banks, ditches, marshes, Shores of rivers or lakes
USDA Hardiness Zone
6-96-9
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, 1a, 1b, 2a, 2b, 3a, 3b, 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
Clump-Forming
Plant Size
Minimum Height
2,286.00 cm45.70 cm
0
3900
👆🏻
Minimum Width
1,219.20 cm61.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Red, Yellow green
Brown
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Sandy Brown, Sienna
-
Leaf Color in Spring
Green, Light Green, Gray
Green
Leaf Color in Summer
Green, Gray
Green
Leaf Color in Fall
Green, Dark Green, Gray
Green
Leaf Color in Winter
Dark Green, Gray
Green, Tan, Sandy Brown
Shape
Leaf Shape
broad, flat
Long hair-like leaves
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
Fast
Type of Soil
Loam
Clay, Loam, Sand
The pH of Soil
Acidic
Acidic, Neutral
Soil Drainage
Average
Poorly Drained
Bloom Time
Spring
Early Summer, Summer, Late Summer, Early Fall
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Ground
Ground
How to Plant?
Seedlings, Transplanting
Divison, reseeds
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs
Does not require regular watering
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic
Acidic, Neutral
Soil Type
Loam
Clay, Loam, Sand
Soil Drainage Capacity
Average
Poorly Drained
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Prune to control growth, Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer
Pests and Diseases
Red blotch
-
Plant Tolerance
Drought
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
Fine
Foliage Sheen
Glossy
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds
Bumblebees, Flying insects
Allergy
Pollen
-
Uses
Aesthetic Uses
Showy Purposes
Informal Hedge, Woodland margins
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Nesting sites for birds, Shadow Tree, Shelter for wildlife, Wildlife
Air purification
Plant Benefits
Medicinal Uses
Chronic fatigue, Cramps, Diarrhea, Dysentry, gallstones, Haemorrhages, Menstrual Cramps
-
Part of Plant Used
Leaves, Seeds, Wood
-
Other Uses
Used as firewood, used for making charcoal
woven into the covering of tatami mats
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Shade Trees
Bog Garden, Container, Mixed Border, Water Gardens
Botanical Name
QUERCUS leucotrichophora
JUNCUS effusus
Common Name
Banj Oak, Blackjack Oak, Himalayan Oak
Soft Rush
In Hindi
Blackjack Oak Tree
Soft Rush
In German
Blackjack Oak Tree
Soft Rush
In French
Blackjack Oak Tree
Soft Rush
In Spanish
Blackjack Oak Tree
Soft Rush
In Greek
Blackjack Oak Tree
Soft Rush
In Portuguese
Blackjack Carvalho
Soft Rush
In Polish
Blackjack Oak Tree
Soft Rush
In Latin
Blackjack quercum ligno
Soft Rush
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Liliopsida
Order
Fagales
Poales
Family
Fagaceae
Juncaceae
Genus
Quercus
Juncus
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Commelinids, Monocots
Tribe
-
-
Subfamily
-
-
Number of Species
60400
1
27800
👆🏻