Life Span
Annual and Perennial
Annual
Type
Flowering Plants, Shrubs
Epiphyte
Origin
World/Pandemic, North America, Europe, Russia/Siberia, China, Korea
Southeastern Asia, China, Japan, Melanesia
Types
Bigleaf hydrangea, Hortensia, Smooth hydrangea, Oakleaf hydrangea, Annabelle
-
Number of Varieties
100300
0
40000
👆🏻
Habitat
Forest edges, Hillside, Woods
Humid climates, Subtropical climates
USDA Hardiness Zone
2-1111-15
0
99
👆🏻
AHS Heat Zone
7 - 1
12-10
Sunset Zone
7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
-
Habit
Upright/Erect
Clump-Forming
Plant Size
Minimum Height
30.00 cm25.50 cm
0
3900
👆🏻
Minimum Width
30.00 cm25.40 cm
0
6350
👆🏻
Plant Color
Flower Color
Blue, Sky Blue, Indigo, Dark Blue
White, Light Yellow, Violet, Ivory
Flower Color Modifier
Bicolor
-
Fruit Color
Brown, Sandy Brown
-
Leaf Color in Spring
Sea Green, Gray Green
Green, Light Green
Leaf Color in Summer
Sea Green, Gray Green
Green, Light Green
Leaf Color in Fall
Sea Green, Gray Green
Green, Light Green
Leaf Color in Winter
Light Green
Green, Light Green
Shape
Leaf Shape
Oblovate
Subulate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun
Partial shade
Growth Rate
Very Fast
Slow
Type of Soil
Loam, Sand
-
The pH of Soil
Acidic, Neutral, Alkaline
-
Soil Drainage
Well drained
Well drained
Bloom Time
Indeterminate
Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
-
Where to Plant?
Container, Ground, Pot
Ground
How to Plant?
Seedlings
Divison
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Keep ground moist, Requires a lot of watering, Requires regular watering, Requires watering in the growing season
Allow to dry out slightly between watering
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Slightly Acidic
-
Soil Type
Loamy
-
Soil Drainage Capacity
Loamy
Well drained
Sun Exposure
Full Sun
Partial shade
Pruning
Prune to control growth, Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
Compost
All-Purpose Liquid Fertilizer
Pests and Diseases
Bacterial leaf spot, Botrytis Blight, Leafminers, Mealybugs, Mushroom root rot
Red blotch
Plant Tolerance
Drought
Drought
Flowers
Showy
Showy
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
Butterflies
-
Allergy
Chest tightness, Diarrhea, Dizziness, Nausea, Vomiting
-
Uses
Aesthetic Uses
Beautification, Bouquets, Landscape Designing, Showy Purposes
Beautification, Bonsai, Borders
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Food for insects, Indoor Air Purification, Prevent Soil Erosion, Very little waste
Air purification
Plant Benefits
Medicinal Uses
Fever, Kidney problems, Urinary tract problems
-
Part of Plant Used
Flowers, Root
Flowers
Other Uses
Can be made into a herbal tea, Decoration Purposes, Employed in herbal medicine, Showy Purposes, Used as Ornamental plant, Used for its medicinal properties
Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Herb
Container, Hanging Basket, Houseplant, Rock Garden / Wall, Tropical
Botanical Name
CENTAUREA cyanus
ERIA merrillii
Common Name
Batchelor's Buttons, Cornflower
Eria, Orchid
In Hindi
Hydrangea
Eria
In German
Hortensie
Eria
In French
Hortensia
Eria
In Spanish
Hortensia
Eria
In Greek
υδραγεία
eria
In Portuguese
Hortênsia
eria
In Polish
Hortensja
Eria
In Latin
Hibiscus
Pinalia
Kingdom
Plantae
Plantae
Phylum
Anthophyta
Tracheophyta
Class
Magnoliopsida
Liliopsida
Order
Asterales
Asparagales
Family
Asteraceae
Orchidaceae
Genus
Centaurea
Pinus
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Monocots
Tribe
Cynareae
Podochileae
Subfamily
Carduoideae
Epidendroideae
Number of Species
250500
1
27800
👆🏻