Life Span
Annual and Perennial
Annual
Type
Flowering Plants, Shrubs
Bulb or Corm or Tuber
Origin
World/Pandemic, North America, Europe, Russia/Siberia, China, Korea
Eastern Europe, Southern Europe, Mediterranean, Turkey, Western Asia
Types
Bigleaf hydrangea, Hortensia, Smooth hydrangea, Oakleaf hydrangea, Annabelle
Mountain silverbell , Rosea
Number of Varieties
1003
0
40000
👆🏻
Habitat
Forest edges, Hillside, Woods
Floodplains, low mountains, Lower slopes, secondary forest
USDA Hardiness Zone
2-115-9
0
99
👆🏻
AHS Heat Zone
7 - 1
9-5
Sunset Zone
7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
21,22
Habit
Upright/Erect
Clump-Forming
Plant Size
Minimum Height
30.00 cm25.40 cm
0
3900
👆🏻
Minimum Width
30.00 cm30.50 cm
0
6350
👆🏻
Plant Color
Flower Color
Blue, Sky Blue, Indigo, Dark Blue
White
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Brown, Sandy Brown
-
Leaf Color in Spring
Sea Green, Gray Green
Green
Leaf Color in Summer
Sea Green, Gray Green
Light Green
Leaf Color in Fall
Sea Green, Gray Green
Several shades of Green
Leaf Color in Winter
Light Green
Light Green
Shape
Leaf Shape
Oblovate
Acuminate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Growth Rate
Very Fast
Fast
Type of Soil
Loam, Sand
-
The pH of Soil
Acidic, Neutral, Alkaline
-
Soil Drainage
Well drained
Well drained
Bloom Time
Indeterminate
Spring, Late Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Container, Ground, Pot
Ground
How to Plant?
Seedlings
Layering, Seedlings, Stem Cutting
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
occasional watering once established
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
Full Sun, Partial Sun, Partial shade
Pruning
Prune to control growth, Remove damaged leaves, Remove dead branches, Remove dead leaves
Prune grass to maintain level, 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
Pests and diseases free
Plant Tolerance
Drought
Drought and Salt
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
Medium
Foliage Sheen
Matte
Glossy
Evergreen
✔
✘
✔
✘
Invasive
Sometimes
Sometimes
Self-Sowing
✔
✘
✔
✘
Attracts
Butterflies
Bees, Flying insects
Allergy
Chest tightness, Diarrhea, Dizziness, Nausea, Vomiting
-
Uses
Aesthetic Uses
Beautification, Bouquets, Landscape Designing, Showy Purposes
along a porch, deck or patio, Beautification, Cottage Garden, Showy Purposes, Wild gardens
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
-
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
Decoration Purposes
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Herb
Container, Cutflower, Mixed Border, Rock Garden / Wall
Botanical Name
CENTAUREA cyanus
ORNITHOGALUM nutans
Common Name
Batchelor's Buttons, Cornflower
Drooping Star-of-Bethlehem, Nodding Star-of-Bethlehem, Silver Bells
In Hindi
Hydrangea
Silver bells
In German
Hortensie
Silver bells
In French
Hortensia
Silver bells
In Spanish
Hortensia
Silver bells
In Greek
υδραγεία
Silver bells
In Portuguese
Hortênsia
Silver bells
In Polish
Hortensja
Silver bells
In Latin
Hibiscus
Silver bells
Kingdom
Plantae
Plantae
Phylum
Anthophyta
Angiosperms
Class
Magnoliopsida
Magnoliopsida
Order
Asterales
Ebenales
Family
Asteraceae
Asparagaceae
Genus
Centaurea
Halesia
Clade
Angiosperms, Asterids, Eudicots
Eudicots
Tribe
Cynareae
-
Subfamily
Carduoideae
-
Number of Species
2504
1
27800
👆🏻