Life Span
Perennial
Perennial
Type
Broadleaf Evergreen
Perennial
Origin
-
North America, United States, Northeastern United States, Mid-Atlantic United States, Southeastern United States, Canada
Types
Rhododendron, Azalea indica, Azalea japonica
-
Number of Varieties
102
0
40000
👆🏻
Habitat
Forests
gardens, Hardwood forests
USDA Hardiness Zone
8-115-7
0
99
👆🏻
AHS Heat Zone
-
7-5
Sunset Zone
21,22
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10
Habit
Oval or Rounded
Clump-Forming
Plant Size
Minimum Height
60.00 cm15.20 cm
0
3900
👆🏻
Minimum Width
90.00 cm12.70 cm
0
6350
👆🏻
Plant Color
Flower Color
Red
White
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Light Green
Leaf Color in Spring
Green, Dark Green
Green, Blue Green
Leaf Color in Summer
Green, Dark Green
Green, Gray Green
Leaf Color in Fall
Green, Dark Green
Green, Gray Green
Leaf Color in Winter
Green, Dark Green
Light Green
Shape
Leaf Shape
Linear
Butterfly shaped
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Partial shade, Full Shade
Growth Rate
Medium
Slow
Type of Soil
Loam, Sand
Clay, Loam
The pH of Soil
Acidic
Neutral, Alkaline
Soil Drainage
Well drained
Average
Bloom Time
Early Spring, Spring, Late Fall, Winter, Late Winter
Late Spring, Early Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Drought
Where to Plant?
Ground
Ground, Pot
How to Plant?
Seedlings, Stem Cutting
Divison, Seedlings, Stem Planting
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs, Do not water frequently
Medium
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic
Neutral, Alkaline
Soil Type
Loam, Sand
Clay, Loam
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Full Sun, Partial Sun, Partial shade
Partial shade, Full Shade
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove deadheads, Requires very little pruning
Fertilizers
All-Purpose Liquid Fertilizer, Apply N-P-K
No fertilizers needed
Pests and Diseases
Caterpillars, Citrus leaf miner, Petal blight, Red blotch, Rust, Twig blight, Whiteflies
Pests and diseases free, Red blotch
Plant Tolerance
Drought, Shade areas
Drought
Flowers
✔
✘
✔
✘
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
Coarse
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Onion thrips, White Pine Weevil
Bees, Butterflies
Allergy
-
-
Uses
Aesthetic Uses
Bonsai, Cottage Garden
Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
Astringent
Cancer, Diuretic
Part of Plant Used
Flowers, Leaves
Flowers, Root
Other Uses
Repellent, used for making charcoal, Used for woodware
-
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Feature Plant, Foundation, Mixed Border, Rock Garden, Wall, Topiary, Bonsai, Espalier
Feature Plant, Groundcover
Botanical Name
RHODODENDRON 'Anthopogon'
JEFFERSONIA diphylla
Common Name
Evergreen Azalea
-
In Hindi
Azalea
Twinleaf
In German
Azalee
Twinleaf
In French
azalée
Twinleaf
In Spanish
azalea
Twinleaf
In Greek
αζάλεα
Twinleaf
In Portuguese
Azalea
Twinleaf
In Polish
azalia
Twinleaf
In Latin
Azalea
Twinleaf
Kingdom
Plantae
Plantae
Phylum
Tracheophyta
Tracheophyta
Class
Magnoliopsida
Magnoliopsida
Order
Ericales
Ranunculales
Family
Ericaceae
Berberidaceae
Genus
Rhododendron
Jeffersonia
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Eudicots
Tribe
Rhodoreae
-
Subfamily
Ericoideae
-
Number of Species
10242
1
27800
👆🏻