Life Span
Perennial
Perennial
Type
Shrubs
Tree
Origin
China, Indonesia, Japan, Korea, The Hiamalayas
Japan
Types
Bigleaf hydrangea, Hortensia, Smooth hydrangea, Oakleaf hydrangea, Annabelle
Korean Stewartia – S. koreana
Silky Stewartia – S. malacodendron
Tall Stewartia – S. monadelpha
Mountain Stewartia – S. ovata
Japanese Stewartia – S. pseudocamellia
Number of Varieties
10015
0
40000
👆🏻
Habitat
Forest margins, Hillside, Woods
Loamy soils, Well Drained
USDA Hardiness Zone
3-95-8
0
99
👆🏻
AHS Heat Zone
9-1
8-1
Sunset Zone
A3, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21
4, 5, 6, 14, 15, 16, 17, 20, 21
Habit
Oval or Rounded
Oval or Rounded
Plant Size
Minimum Height
4.92 cm460.00 cm
0
3900
👆🏻
Minimum Width
11.00 cm610.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Blue, Dark Purple, Light Purple, Red, White
White
Flower Color Modifier
-
Bicolor
Fruit Color
-
Brown
Leaf Color in Spring
Green
Light Green
Leaf Color in Summer
Green, Dark Green
Green, Dark Green
Leaf Color in Fall
Dark Green, Yellow, Yellow green
Yellow, Red, Orange
Leaf Color in Winter
-
-
Shape
Leaf Shape
Oblovate
Obtuse
Thorns
✔
✘
✔
✘
Plant Season
Early Spring, Late Autumn
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun
Full Sun, Partial Sun
Growth Rate
Fast
Slow
Type of Soil
Light
Loam
The pH of Soil
Acidic
Acidic, Neutral
Soil Drainage
Well drained
Well drained
Bloom Time
Spring, Summer
Early Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
-
Where to Plant?
Ground, Pot
Ground
How to Plant?
Seedlings, Stem Planting
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Keep the ground moist but not water-logged, Requires regular watering, Use and maintain water-efficient soaker hoses, Water twice a day in the initial period
Average Water Needs, Does not require lot of watering
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic
Acidic, Neutral
Soil Type
Light
Loam
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun
Full Sun, Partial Sun
Pruning
Cut or pinch the stems, Do not prune during shooting season, Prune lower leaves, Prune to stimulate growth, Remove dead or diseased plant parts
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer
Pests and Diseases
Anthracnose, Cercospora leaf spot, Mushroom root rot, Powdery mildew
Red blotch
Plant Tolerance
Drought
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
Coarse
Medium
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Bees, Flies
-
Allergy
Chest tightness, Diarrhea, Dizziness, Nausea, Vomiting
-
Uses
Aesthetic Uses
Showy Purposes
Beautification
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
Fever, Kidney problems, Urinary tract problems
-
Part of Plant Used
Flowers, Root
Leaves, Wood
Other Uses
-
-
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
-
Feature Plant, Foundation, Mixed Border, Shade Trees, Street Trees
Botanical Name
Hydrangea
STEWARTIA pseudocamellia
Common Name
Hydrangea or hortensia
Japanese Stewartia
In Hindi
Hydrangea
Japanese Stewartia
In German
Hortensie
japanische Stewartia
In French
Hortensia
japanische Stewartia
In Spanish
Hortensia
Stewartia japonesa
In Greek
υδραγεία
Japanese Stewartia
In Portuguese
Hortênsia
Stewartia japonês
In Polish
Hortensja
japoński Stewartia
In Latin
Hibiscus
Stewartia Italica
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Tracheophyta
Class
Magnoliopsida
-
Order
Cornales
Ericales
Family
Hydrangeaceae
Theaceae
Genus
Hydrangea
Stewartia
Clade
-
Angiosperms, Asterids, Eudicots
Tribe
-
-
Subfamily
-
-
Number of Species
757
1
27800
👆🏻