Life Span
Perennial
Perennial
Type
Broadleaf Evergreen
Herbs, Perennial
Origin
-
South-Eastern Asia
Types
Rhododendron, Azalea indica, Azalea japonica
-
Number of Varieties
1020
0
40000
👆🏻
Habitat
Forests
Semi desert, Wet forest
USDA Hardiness Zone
8-119-11
0
99
👆🏻
AHS Heat Zone
-
12 - 9
Sunset Zone
21,22
-
Habit
Oval or Rounded
Clump-Forming
Plant Size
Minimum Height
60.00 cm460.00 cm
0
3900
👆🏻
Minimum Width
90.00 cm20.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Red
White
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
-
Leaf Color in Spring
Green, Dark Green
Dark Green
Leaf Color in Summer
Green, Dark Green
Green, Light Green
Leaf Color in Fall
Green, Dark Green
Dark Green
Leaf Color in Winter
Green, Dark Green
Dark Green
Shape
Leaf Shape
Linear
Elliptic
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun, Partial shade
Growth Rate
Medium
Very Fast
Type of Soil
Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Average
Bloom Time
Early Spring, Spring, Late Fall, Winter, Late Winter
Indeterminate
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Wet Site
Where to Plant?
Ground
Container, Ground
How to Plant?
Seedlings, Stem Cutting
Stem Cutting
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs, Do not water frequently
Average Water Needs, Needs good drainage
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic
Acidic, Neutral, Alkaline
Soil Type
Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun, Partial shade
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Cut away fading foliage, Cut upper 1/3 section when young to enhancegrowth, Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer, Apply N-P-K
All-Purpose Liquid Fertilizer, Don't use high pH fertilizers
Pests and Diseases
Caterpillars, Citrus leaf miner, Petal blight, Red blotch, Rust, Twig blight, Whiteflies
Aphids, Downy mildew, Dry root rot, Rust, Spider mites
Plant Tolerance
Drought, Shade areas
Heat Tolerance, Humidity
Flowers
Showy
Showy
Flower Petal Number
Single
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
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Onion thrips, White Pine Weevil
Aphids, Bees, Butterflies, Snails
Allergy
-
Dizziness, Mouth itching, Vomiting
Uses
Aesthetic Uses
Bonsai, Cottage Garden
Cottage Garden, Showy Purposes
Beauty Benefits
-
Good Cleanser, Good for the Scalp
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification, Insect Repellent
Plant Benefits
Medicinal Uses
Astringent
Antipyretic, Bronchitis, Cough, Digestive disorders, Ear infections, Expectorant, Laxative, Migraines, Piles, Rheumatism, Throat infection, Treating fever
Part of Plant Used
Flowers, Leaves
Bark, Leaf Stalks, Leaves
Other Uses
Repellent, used for making charcoal, Used for woodware
Biomass for fuel, Can be made into a herbal tea, Culinary use, Oil is used for aromatherapy, Used as a laxative
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Feature Plant, Foundation, Mixed Border, Rock Garden, Wall, Topiary, Bonsai, Espalier
Container, Hedges, Mixed Border, Screening / Wind Break, Tropical
Botanical Name
RHODODENDRON 'Anthopogon'
Justicia adhatoda
Common Name
Evergreen Azalea
Malabar nut, Adulsa, Adhatoda, Vasaka
In Hindi
Azalea
अडुळसा, अडुसा
In German
Azalee
Indisches Lungenkraut
In French
azalée
Justicia adhatoda
In Spanish
azalea
Justicia adhatoda
In Greek
αζάλεα
Justicia adhatoda
In Portuguese
Azalea
Justicia adhatoda
In Polish
azalia
Justicia adhatoda
In Latin
Azalea
Justicia adhatoda
Kingdom
Plantae
Plantae
Phylum
Tracheophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Ericales
Scrophulariales
Family
Ericaceae
Acanthaceae
Genus
Rhododendron
Justicia
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Monocots
Tribe
Rhodoreae
Justicieae
Subfamily
Ericoideae
Acanthoideae
Number of Species
1024658
1
27800
👆🏻