Life Span
Perennial
  
Perennial
  
Type
Bulb or Corm or Tuber
  
Tree
  
Origin
World/Pandemic, North America, Europe, Russia/Siberia, Northern Africa, Asia, India
  
Japan
  
Types
Not Available
  
Korean Stewartia – S. koreana
Silky Stewartia – S. malacodendron
Tall Stewartia – S. monadelpha
Mountain Stewartia – S. ovata
Japanese Stewartia – S. pseudocamellia
  
Number of Varieties
Not Available
  
Habitat
Cropland, Farms, gardens
  
Loamy soils, Well Drained
  
USDA Hardiness Zone
Not Available
  
5-8
  
AHS Heat Zone
Not Available
  
8-1
  
Sunset Zone
21,22
  
4, 5, 6, 14, 15, 16, 17, 20, 21
  
Habit
Not Available
  
Oval or Rounded
  
Plant Size
  
  
Plant Color
  
  
Flower Color
White, Yellow green
  
White
  
Flower Color Modifier
Bicolor
  
Bicolor
  
Fruit Color
Not Available
  
Brown
  
Leaf Color in Spring
Blue Green, Yellow green
  
Light Green
  
Leaf Color in Summer
Green, Gray Green
  
Green, Dark Green
  
Leaf Color in Fall
Green, Gray Green, Yellow green
  
Yellow, Red, Orange
  
Leaf Color in Winter
Not Available
  
Not Available
  
Shape
  
  
Leaf Shape
Linear
  
Obtuse
  
Thorns
No
  
No
  
Plant Season
Spring, Summer
  
Spring, Summer, Fall, Winter
  
Growing Conditions
  
  
Sunlight
Full Sun, Partial Sun
  
Full Sun, Partial Sun
  
Growth Rate
Medium
  
Slow
  
Type of Soil
Loam, Sand
  
Loam
  
The pH of Soil
Neutral
  
Acidic, Neutral
  
Soil Drainage
Well drained
  
Well drained
  
Bloom Time
Spring, Late Spring, Early Summer
  
Early Summer, Summer
  
Repeat Bloomer
No
  
No
  
Tolerances
Drought
  
Not Available
  
Where to Plant?
Ground, Pot
  
Ground
  
How to Plant?
Seedlings, Sets
  
Seedlings
  
Plant Maintenance
Medium
  
Medium
  
Watering Plants
  
  
Watering Requirements
Keep the ground moist but not water-logged, Requires a lot of watering, 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
Not Available
  
Acidic, Neutral
  
Soil Type
Not Available
  
Loam
  
Soil Drainage Capacity
Well drained
  
Well drained
  
Sun Exposure
Full Sun, Partial Sun
  
Full Sun, Partial Sun
  
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
  
Remove damaged leaves, Remove dead branches, Remove dead leaves
  
Fertilizers
All-Purpose Liquid Fertilizer
  
All-Purpose Liquid Fertilizer
  
Pests and Diseases
Red blotch
  
Red blotch
  
Plant Tolerance
Drought
  
Drought
  
Flowers
Showy
  
Showy
  
Flower Petal Number
Single
  
Single
  
Fruits
  
  
Showy Fruit
Not Available
  
No
  
Edible Fruit
Not Available
  
No
  
Fragrance
  
  
Fragrant Flower
Yes
  
No
  
Fragrant Fruit
Yes
  
No
  
Fragrant Leaf
Yes
  
No
  
Fragrant Bark/Stem
Yes
  
No
  
Showy Foliage
No
  
No
  
Showy Bark
No
  
Yes
  
Foliage Texture
Medium
  
Medium
  
Foliage Sheen
Matte
  
Matte
  
Evergreen
No
  
No
  
Invasive
No
  
No
  
Self-Sowing
No
  
No
  
Attracts
Not Available
  
Not Available
  
Allergy
Not Available
  
Not Available
  
Uses
  
  
Aesthetic Uses
Not Used For Aesthetic Purpose
  
Beautification
  
Beauty Benefits
Not Available
  
Not Available
  
Edible Uses
Yes
  
No
  
Environmental Uses
Air purification
  
Air purification
  
Plant Benefits
  
  
Medicinal Uses
Asthma, Bronchitis, cholesterol-lowering, Cough, Diabetes, Digestion problems, Diuretic, High blood pressure
  
Not Available
  
Part of Plant Used
Whole plant
  
Leaves, Wood
  
Other Uses
Culinary use
  
Not Available
  
Used As Indoor Plant
Yes
  
No
  
Used As Outdoor Plant
Yes
  
Yes
  
Garden Design
Not Available
  
Feature Plant, Foundation, Mixed Border, Shade Trees, Street Trees
  
Botanical Name
ALLIUM cepa 'Vidalia'
  
STEWARTIA pseudocamellia
  
Common Name
Garden Onion, Sweet Onion, Vidalia Onion
  
Japanese Stewartia
  
In Hindi
मीठा प्याज
  
Japanese Stewartia
  
In German
Sweet Onion
  
japanische Stewartia
  
In French
oignon doux
  
japanische Stewartia
  
In Spanish
Cebolla dulce
  
Stewartia japonesa
  
In Greek
γλυκό Κρεμμύδι
  
Japanese Stewartia
  
In Portuguese
Cebola doce
  
Stewartia japonês
  
In Polish
słodka Cebula
  
japoński Stewartia
  
In Latin
Dulcis cepa
  
Stewartia Italica
  
Kingdom
Plantae
  
Plantae
  
Phylum
Tracheophyta
  
Tracheophyta
  
Class
Magnoliopsida
  
Not Available
  
Order
Asparagales
  
Ericales
  
Family
Liliaceae
  
Theaceae
  
Genus
Allium
  
Stewartia
  
Clade
Angiosperms, Asparagales, Monocots
  
Angiosperms, Asterids, Eudicots
  
Tribe
Not Available
  
Not Available
  
Subfamily
Not Available
  
Not Available
  
Season and Care of Sweet Onion and Japanese Stewartia
Season and care of Sweet Onion and Japanese Stewartia is important to know. While considering everything about Sweet Onion and Japanese Stewartia Care, growing season is an essential factor. Sweet Onion season is Spring and Summer and Japanese Stewartia season is Spring and Summer. The type of soil for Sweet Onion is Loam, Sand and for Japanese Stewartia is Loam while the PH of soil for Sweet Onion is Neutral and for Japanese Stewartia is Acidic, Neutral.
Sweet Onion and Japanese Stewartia Physical Information
Sweet Onion and Japanese Stewartia physical information is very important for comparison. Sweet Onion height is 60.00 cm and width 10.00 cm whereas Japanese Stewartia height is 460.00 cm and width 610.00 cm. The color specification of Sweet Onion and Japanese Stewartia are as follows:
Sweet Onion flower color: White and Yellow green
Sweet Onion leaf color: Blue Green and Yellow green
Japanese Stewartia flower color: White
- Japanese Stewartia leaf color: Light Green
Care of Sweet Onion and Japanese Stewartia
Care of Sweet Onion and Japanese Stewartia include pruning, fertilizers, watering etc. Sweet Onion pruning is done Remove damaged leaves, Remove dead branches and Remove dead leaves and Japanese Stewartia pruning is done Remove damaged leaves, Remove dead branches and Remove dead leaves. In summer Sweet Onion needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Japanese Stewartia needs Lots of watering and in winter, it needs Average Water.