Life Span
Perennial
Perennial
Type
Herbs, Perennial
Tree
Origin
South-Eastern Asia
North America, United States, Northeastern United States, Mid-Atlantic United States, Southeastern United States, North-Central United States, Central United States, South-Central United States, Canada
Types
-
Japanese Evergreen Oak, Sawthorn Oak, Oriental White Oak
Number of Varieties
2020
0
40000
👆🏻
Habitat
Semi desert, Wet forest
Woodland Garden Canopy
USDA Hardiness Zone
9-114-8
0
99
👆🏻
AHS Heat Zone
12 - 9
8-1
Sunset Zone
-
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17
Habit
Clump-Forming
Upright/Erect
Plant Size
Minimum Height
460.00 cm2,438.40 cm
0
3900
👆🏻
Minimum Width
20.00 cm1,219.20 cm
0
6350
👆🏻
Plant Color
Flower Color
White
Red, Light Yellow, Yellow green
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Brown, Sandy Brown, Chocolate
Leaf Color in Spring
Dark Green
Green, Copper
Leaf Color in Summer
Green, Light Green
Dark Green
Leaf Color in Fall
Dark Green
Orange, Brown, Dark Red
Leaf Color in Winter
Dark Green
-
Shape
Leaf Shape
Elliptic
Lobed
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Growth Rate
Very Fast
Slow
Type of Soil
Clay, Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Average
Average
Bloom Time
Indeterminate
Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Wet Site
Wet Site, Drought
Where to Plant?
Container, Ground
Ground
How to Plant?
Stem Cutting
Seedlings, Transplanting
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs, Needs good drainage
Average Water Needs, Keep the ground moist but not water-logged, Needs a lot of water initially, occasional watering once established, Water Deeply
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Type
Clay, Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Average
Average
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Pruning
Cut away fading foliage, Cut upper 1/3 section when young to enhancegrowth, Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove branches, Remove damaged fruit, Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts, Remove deadheads
Fertilizers
All-Purpose Liquid Fertilizer, Don't use high pH fertilizers
All-Purpose Liquid Fertilizer, High amounts of nutrients, organic fertlizers
Pests and Diseases
Aphids, Downy mildew, Dry root rot, Rust, Spider mites
Red blotch
Plant Tolerance
Heat Tolerance, Humidity
Drought, Wet Site
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
Medium
Foliage Sheen
Matte
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Aphids, Bees, Butterflies, Snails
Birds
Allergy
Dizziness, Mouth itching, Vomiting
Hay fever, Itchy eyes, Runny nose, sneezing, Watery eyes, Whooping Cough
Uses
Aesthetic Uses
Cottage Garden, Showy Purposes
-
Beauty Benefits
Good Cleanser, Good for the Scalp
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Insect Repellent
Air purification, Nesting sites for birds, Shadow Tree, Shelter for wildlife, Wildlife
Plant Benefits
Medicinal Uses
Antipyretic, Bronchitis, Cough, Digestive disorders, Ear infections, Expectorant, Laxative, Migraines, Piles, Rheumatism, Throat infection, Treating fever
Antiaphonic, Antiasthamatic, Astringent, Chronic fatigue, Cold, Dysentry, Emetic, Febrifuge, Haemorrhages, Indigestion, Opthalmic, Salve, Sore Eyes, Sore throat, Tonic, Treating fever
Part of Plant Used
Bark, Leaf Stalks, Leaves
Inner Bark, Leaves, Seeds
Other Uses
Biomass for fuel, Can be made into a herbal tea, Culinary use, Oil is used for aromatherapy, Used as a laxative
Tannin, Used as a dye, Used as fuel, Used as insect repellent, Used for woodware
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Hedges, Mixed Border, Screening / Wind Break, Tropical
Feature Plant, Shade Trees
Botanical Name
Justicia adhatoda
QUERCUS velutina
Common Name
Malabar nut, Adulsa, Adhatoda, Vasaka
Black Oak
In Hindi
अडुळसा, अडुसा
Black Oak Tree
In German
Indisches Lungenkraut
Schwarz Oak Tree
In French
Justicia adhatoda
Noir Oak Tree
In Spanish
Justicia adhatoda
Negro del árbol de roble
In Greek
Justicia adhatoda
Black Oak Tree
In Portuguese
Justicia adhatoda
Carvalho Preto
In Polish
Justicia adhatoda
Czarny Dąb
In Latin
Justicia adhatoda
Niger quercum ligno
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Scrophulariales
Fagales
Family
Acanthaceae
Fagaceae
Genus
Justicia
Quercus
Clade
Angiosperms, Monocots
Angiosperms, Eudicots, Rosids
Tribe
Justicieae
Cherokee
Subfamily
Acanthoideae
-
Number of Species
658600
1
27800
👆🏻