Life Span
Perennial
Perennial
Type
Broadleaf Evergreen
Flowering Plants, Shrubs
Origin
-
Europe, Northern America
Types
Rhododendron, Azalea indica, Azalea japonica
Persian lilac, Dwarf Korean lilac, Tree lilacs, Chinese lilac, Himalayan lilac
Number of Varieties
101000
0
40000
👆🏻
Habitat
Forests
Roadsides, Rocky areas, Thickets
USDA Hardiness Zone
8-113-7
0
99
👆🏻
AHS Heat Zone
-
8-1
Sunset Zone
21,22
A1, A2, A3, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 14
Habit
Oval or Rounded
Upright/Erect
Plant Size
Minimum Height
60.00 cm10.00 cm
0
3900
👆🏻
Minimum Width
90.00 cm9.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Red
Blue, Pink, Purple, Red, White, Yellow
Flower Color Modifier
Bicolor
-
Fruit Color
-
Brown
Leaf Color in Spring
Green, Dark Green
Dark Green
Leaf Color in Summer
Green, Dark Green
Green
Leaf Color in Fall
Green, Dark Green
Green, Lemon yellow, Sandy Brown
Leaf Color in Winter
Green, Dark Green
-
Shape
Leaf Shape
Linear
Heart-shaped
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial shade
Growth Rate
Medium
Medium
Type of Soil
Loam, Sand
Loamy, Sandy
The pH of Soil
Acidic
Acidic, Alkaline, Neutral
Soil Drainage
Well drained
Well drained
Bloom Time
Early Spring, Spring, Late Fall, Winter, Late Winter
Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
-
Where to Plant?
Ground
Ground, Pot
How to Plant?
Seedlings, Stem Cutting
Grafting, Seedlings, Stem Planting, Transplanting
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs, Do not water frequently
Keep the ground moist but not water-logged, Over-watering can cause leaf problems or root diseases, Prefer drip-irrigation instead of Over-head watering, Requires a lot of watering, Water twice a day in the initial period, Water when soil is dry
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic
Acidic, Alkaline, Neutral
Soil Type
Loam, Sand
Loamy, Sandy
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun, Partial shade
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Prune after flowering, Prune prior to new growth, Remove dead leaves, Remove dead or diseased plant parts
Fertilizers
All-Purpose Liquid Fertilizer, Apply N-P-K
All-Purpose Liquid Fertilizer
Pests and Diseases
Caterpillars, Citrus leaf miner, Petal blight, Red blotch, Rust, Twig blight, Whiteflies
Powdery mildew, Slugs, Snails
Plant Tolerance
Drought, Shade areas
Drought
Flowers
✔
✘
✔
✘
Flower Petal Number
Single
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
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Onion thrips, White Pine Weevil
Butterflies, Hummingbirds
Allergy
-
Eye irritation, Itchy eyes, Runny nose
Uses
Aesthetic Uses
Bonsai, Cottage Garden
Beautification, Bouquets, Showy Purposes, Used for decorating walls, fences, gates, hedges, etc.
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
Astringent
Fever, Treat Parasitic Intestinal Worms
Part of Plant Used
Flowers, Leaves
Flowers
Other Uses
Repellent, used for making charcoal, Used for woodware
Air freshner, Oil is used for aromatherapy, Oil is used in perfume, soaps, creams, etc., Used As Food, Used as Ornamental plant, Used for fragrance
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Feature Plant, Foundation, Mixed Border, Rock Garden, Wall, Topiary, Bonsai, Espalier
Cutflower, Edging, Mixed Border, Topiary / Bonsai / Espalier
Botanical Name
RHODODENDRON 'Anthopogon'
Syringa
Common Name
Evergreen Azalea
Lilac
In Hindi
Azalea
बकाइन
In German
Azalee
Flieder
In French
azalée
lilas
In Spanish
azalea
lila
In Greek
αζάλεα
πασχαλιά
In Portuguese
Azalea
lilás
In Polish
azalia
liliowy
In Latin
Azalea
lilac
Kingdom
Plantae
Plantae
Phylum
Tracheophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Ericales
Lamiales
Family
Ericaceae
Oleaceae
Genus
Rhododendron
Syringa
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Asterids, Eudicots
Tribe
Rhodoreae
Oleeae
Subfamily
Ericoideae
-
Number of Species
102412
1
27800
👆🏻