Life Span
Annual and Perennial
Perennial
Type
Tender Perennial
Flowering Plants, Shrubs
Origin
Southern Europe, Mediterranean
Central Asia, China, Northern America, The Hiamalayas
Types
Silver Lace, Cirrus
Bigleaf hydrangea, Hortensia, Smooth hydrangea, Oakleaf hydrangea, Annabelle
Number of Varieties
3100
0
40000
👆🏻
Habitat
Coastal Regions, Warmer regions
Forest edges, Hillside, Woods
USDA Hardiness Zone
7-113-8
0
99
👆🏻
AHS Heat Zone
12-1
10*1
Sunset Zone
H1, H2, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
21,22
Habit
Cushion/Mound-forming
Arching/Fountain-shaped
Plant Size
Minimum Height
20.30 cm6.56 cm
0
3900
👆🏻
Minimum Width
30.50 cm10.50 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Yellow, Purple
Blue, Dark Purple, Light Purple, Red, White
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Tan
-
Leaf Color in Spring
Blue Green, Silver
Dark Green
Leaf Color in Summer
Blue Green, Silver
Light Green
Leaf Color in Fall
Blue Green, Silver
Several shades of Green
Leaf Color in Winter
Light Green
Light Green
Shape
Leaf Shape
Irregular
Oblovate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Early Spring, Late Autumn
Growing Conditions
Sunlight
Full Sun
Full Sun, Partial Sun, Partial shade
Growth Rate
Medium
Medium
Type of Soil
Clay, Loam, Sand
Light
The pH of Soil
Acidic, Neutral, Alkaline
Acidic
Soil Drainage
Well drained
Average
Bloom Time
Early Summer, Summer, Late Summer
Summer, Late Summer, Early Fall
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Container, Ground
Container, Ground
How to Plant?
Seedlings, Stem Planting
Seedlings, Stem Planting
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Do Not over Water, Never Over-water, Requires regular watering, Requires watering in the growing season, Water Deeply
-
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral, Alkaline
-
Soil Type
Clay, Loam, Sand
-
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Full Sun
Full Sun, Partial Sun, Partial shade
Pruning
Remove dead leaves, Remove deadheads
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
fertilize every 2-3 weeks while growing, Nitrogen, Phosphorous, Potassium
All-Purpose Liquid Fertilizer
Pests and Diseases
Blight, Downy mildew, Powdery mildew, Red blotch, Rust, White mold
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
Medium
Medium
Foliage Sheen
Matte
-
Evergreen
✔
✘
✔
✘
Invasive
Sometimes
-
Self-Sowing
✔
✘
✔
✘
Attracts
Flying insects, Insects
Butterflies
Allergy
Avoid during Pregnancy, Skin irritation, Skin rash, Toxic
Chest tightness, Diarrhea, Dizziness, Nausea, Vomiting
Uses
Aesthetic Uses
Showy Purposes
-
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Food for insects, Prevent Soil Erosion
Air purification
Plant Benefits
Medicinal Uses
Headache, Menstrual Disorders, Migraines
Fever, Kidney problems, Urinary tract problems
Part of Plant Used
Leaves
Flowers, Root
Other Uses
Employed in herbal medicine, Showy Purposes, Used as Ornamental plant, Used for its medicinal properties
-
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Bedding Plant, Container, Cutflower, Edging, Mixed Border, Rock Garden / Wall
Mixed Border, Wildflower
Botanical Name
CENTAUREA cineraria
GEUM rivale
Common Name
Silver dust
Chocolate-root, Indian Chocolate, Water Avens
In Hindi
डस्टी मिलर
Hydrangea
In German
Dusty Miller
Hortensie
In French
Dusty Miller
Hortensia
In Spanish
Dusty Miller
Hortensia
In Greek
Dusty Miller
υδραγεία
In Portuguese
Dusty Miller
Hortênsia
In Polish
Dusty Miller
Hortensja
In Latin
Dusty Cicero
Hibiscus
Kingdom
Plantae
Plantae
Phylum
Anthophyta
-
Class
Magnoliopsida
-
Order
Asterales
-
Family
Asteraceae
Rosaceae
Genus
Centaurea
-
Clade
Angiosperms, Asterids, Eudicots
-
Tribe
Cynareae
-
Subfamily
Carduoideae
-
Number of Species
11
1
27800
👆🏻