Life Span
Perennial
Perennial
Type
Tree
Broadleaf Evergreen
Origin
Central Asia, India, Nepal
Eastern Asia
Types
White oak, Bluff oak, Muller oak
G. 'Radicans', G. 'Aimee',G. 'Golden Magic'
Number of Varieties
60010
0
40000
👆🏻
Habitat
Clay soil areas, Dry areas, Sandy areas
Subtropical climates, Temperate Regions
USDA Hardiness Zone
6-97-10
0
99
👆🏻
AHS Heat Zone
7-5
-
Sunset Zone
H1, 7, 8, 9, 14, 15, 16, 17, 20, 21, 22, 23, 24
21,22
Habit
Oval or Rounded
Oval/Rounded
Plant Size
Minimum Height
2,286.00 cm105.00 cm
0
3900
👆🏻
Minimum Width
1,219.20 cm135.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Red, Yellow green
White, Ivory
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Sandy Brown, Sienna
Orange Red, Brown
Leaf Color in Spring
Green, Light Green, Gray
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
Lance shaped
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, Neutral
Soil Drainage
Average
Well drained
Bloom Time
Spring
Late Spring, Early Summer, Summer, Late Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
-
Where to Plant?
Ground
Container, Ground, Pot
How to Plant?
Seedlings, Transplanting
Cuttings, Tip cutting
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs
Keep the Soil well drained, Needs less watering, Requires consistently moist soil, Use Mulches to help prevent water loss during hot and windy weather
In Summer
Lots of watering
Average Water
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic
Acidic, Neutral
Soil Type
Loam
Loam, Sand
Soil Drainage Capacity
Average
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer
Pests and Diseases
Red blotch
Aphids, Mealy bugs, Spider mites, Whiteflies
Plant Tolerance
Drought
-
Flowers
✔
✘
✔
✘
Flower Petal Number
-
Double
Fruits
Showy Fruit
✔
✘
✔
✘
Edible Fruit
✔
✘
✔
✘
Fragrance
Fragrant Flower
✔
✘
✔
✘
Fragrant Fruit
✔
✘
✔
✘
Fragrant Leaf
✔
✘
✔
✘
Fragrant Bark/Stem
✔
✘
✔
✘
Showy Foliage
✔
✘
✔
✘
Showy Bark
✔
✘
✔
✘
Foliage Texture
Medium
Medium
Foliage Sheen
Glossy
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds
Birds, Butterflies
Allergy
Pollen
Hay fever, Mild Allergen
Uses
Aesthetic Uses
Showy Purposes
Beautification, Bouquets, Informal Hedge, Showy Purposes
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
chest congestion, cholesterol-lowering, Detoxification
Part of Plant Used
Leaves, Seeds, Wood
Flowers, Fruits
Other Uses
Used as firewood, used for making charcoal
Cake, Can be boiled and seasoned, pickled, Jam, Used as preservative
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Shade Trees
Container, Cutflower, Feature Plant, Foundation, Houseplant, Mixed Border, Topiary, Bonsai, Espalier
Botanical Name
QUERCUS leucotrichophora
GARDENIA jasminoides 'Frostproof'
Common Name
Banj Oak, Blackjack Oak, Himalayan Oak
Cape Jasmine, Frostproof Gardenia, Gardenia
In Hindi
Blackjack Oak Tree
Gardenia jasminoides
In German
Blackjack Oak Tree
Gardenie
In French
Blackjack Oak Tree
Cape Jasmine
In Spanish
Blackjack Oak Tree
Gardenia jasminoides
In Greek
Blackjack Oak Tree
Cape Jasmine
In Portuguese
Blackjack Carvalho
Gardenia jasminoides
In Polish
Blackjack Oak Tree
Gardenia jaśminowata
In Latin
Blackjack quercum ligno
Gardenia mucronata
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Tracheophyta
Class
Magnoliopsida
Magnoliopsida
Order
Fagales
Gentianales
Family
Fagaceae
Rubiaceae
Genus
Quercus
Gardenia
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Asterids, Eudicots
Tribe
-
-
Subfamily
-
-
Number of Species
60200
1
27800
👆🏻