Life Span
Perennial
Perennial
Type
Broadleaf Evergreen
Shrub
Types
Rhododendron, Azalea indica, Azalea japonica
Calycanthus floridus floridus, Calycanthus floridus glaucus
Habitat
Forests
shaded woods, Woodlands
USDA Hardiness Zone
8-11
5-8
Sunset Zone
21,22
3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 20, 21, 22
Habit
Oval or Rounded
Spreading
Flower Color
Red
White, Light Yellow, Violet
Flower Color Modifier
Bicolor
Bicolor
Leaf Color in Spring
Green, Dark Green
Green
Leaf Color in Summer
Green, Dark Green
Green, Dark Green
Leaf Color in Fall
Green, Dark Green
Yellow, Light Yellow, Gold
Leaf Color in Winter
Green, Dark Green
-
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun, Partial shade
Growth Rate
Medium
Medium
Type of Soil
Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic
Acidic, Neutral
Soil Drainage
Well drained
Well drained
Bloom Time
Early Spring, Spring, Late Fall, Winter, Late Winter
Late Spring, Early Summer
Tolerances
-
Drought, Shade areas
Where to Plant?
Ground
Ground
How to Plant?
Seedlings, Stem Cutting
Cuttings, Divison, Seedlings, Suckers
Plant Maintenance
Medium
Low
Watering Requirements
Average Water Needs, Do not water frequently
Requires regular watering
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Acidic
Acidic, Neutral
Soil Type
Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun, Partial shade
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove damaged leaves, Remove dead branches, Remove dead flowers, Remove dead leaves
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
Bacterial Gall, Powdery mildew
Plant Tolerance
Drought, Shade areas
Drought, Shade areas
Flower Petal Number
Single
Semi-Double
Fragrant Bark/Stem
No
Yes
Foliage Texture
Medium
Medium
Foliage Sheen
Matte
Glossy
Attracts
Onion thrips, White Pine Weevil
Birds, Insects
Allergy
-
Toxic if not prepared properly
Aesthetic Uses
Bonsai, Cottage Garden
Beautification, Cottage Garden
Environmental Uses
Air purification
Air purification
Medicinal Uses
Astringent
Antispasmodic, Cardiac, Disinfectant, Diuretic
Part of Plant Used
Flowers, Leaves
Bark, Root
Other Uses
Repellent, used for making charcoal, Used for woodware
Culinary use, Disinfectant, Repellent
Used As Indoor Plant
No
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Container, Feature Plant, Foundation, Mixed Border, Rock Garden, Wall, Topiary, Bonsai, Espalier
Feature Plant, Foundation, Mixed Border, Screening, Wind Break
Botanical Name
RHODODENDRON 'Anthopogon'
Calycanthus floridus
Common Name
Evergreen Azalea
Sweetshrub
In Hindi
Azalea
sweetshrub
In German
Azalee
sweetshrub
In French
azalée
sweetshrub
In Spanish
azalea
sweetshrub
In Greek
αζάλεα
sweetshrub
In Portuguese
Azalea
sweetshrub
In Polish
azalia
sweetshrub
In Latin
Azalea
sweetshrub
Phylum
Tracheophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Family
Ericaceae
Calycanthaceae
Genus
Rhododendron
Calycanthus
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Magnoliids
Season and Care of Azalea and Sweetshrub
Season and care of Azalea and Sweetshrub is important to know. While considering everything about Azalea and Sweetshrub Care, growing season is an essential factor. Azalea season is Spring, Summer, Fall and Winter and Sweetshrub season is Spring, Summer, Fall and Winter. The type of soil for Azalea is Loam, Sand and for Sweetshrub is Clay, Loam, Sand while the PH of soil for Azalea is Acidic and for Sweetshrub is Acidic, Neutral.
Azalea and Sweetshrub Physical Information
Azalea and Sweetshrub physical information is very important for comparison. Azalea height is 60.00 cm and width 90.00 cm whereas Sweetshrub height is 180.00 cm and width 240.00 cm. The color specification of Azalea and Sweetshrub are as follows:
Care of Azalea and Sweetshrub
Care of Azalea and Sweetshrub include pruning, fertilizers, watering etc. Azalea pruning is done Remove damaged leaves, Remove dead branches and Remove dead leaves and Sweetshrub pruning is done Remove damaged leaves, Remove dead branches, Remove dead flowers and Remove dead leaves. In summer Azalea needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Sweetshrub needs Lots of watering and in winter, it needs Average Water.