Life Span
Perennial
Annual and Perennial
Type
Shrub
Flowering Plants, Shrubs
Origin
China, Japan
World/Pandemic, North America, Europe, Russia/Siberia, China, Korea
Types
-
Bigleaf hydrangea, Hortensia, Smooth hydrangea, Oakleaf hydrangea, Annabelle
Habitat
subtropical regions, Temperate Regions
Forest edges, Hillside, Woods
USDA Hardiness Zone
6-9
2-11
Sunset Zone
4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
Habit
Oval or Rounded
Upright/Erect
Flower Color
White, Silver
Blue, Sky Blue, Indigo, Dark Blue
Flower Color Modifier
-
Bicolor
Fruit Color
Reddish Plum
Brown, Sandy Brown
Leaf Color in Spring
White, Dark Green, Sienna
Sea Green, Gray Green
Leaf Color in Summer
White, Dark Green, Sienna
Sea Green, Gray Green
Leaf Color in Fall
White, Dark Green, Sienna
Sea Green, Gray Green
Leaf Color in Winter
White, Dark Green, Sienna
Light Green
Leaf Shape
broad, flat
Oblovate
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Growth Rate
Fast
Very Fast
Type of Soil
Clay, Loam, Sand
Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Fall, Late Fall
Indeterminate
Tolerances
Pollution, Salt
Drought
Where to Plant?
Ground, Pot
Container, Ground, Pot
How to Plant?
Cuttings, root cutting, Seedlings
Seedlings
Plant Maintenance
Medium
Medium
Watering Requirements
Average Water Needs
Keep ground moist, Requires a lot of watering, Requires regular watering, Requires watering in the growing season
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Acidic, Neutral, Alkaline
Slightly Acidic
Soil Type
Clay, Loam, Sand
Loamy
Soil Drainage Capacity
Well drained
Loamy
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Prune to control growth, Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
Compost
Pests and Diseases
Coral Spot, Leaf spot, Red blotch
Bacterial leaf spot, Botrytis Blight, Leafminers, Mealybugs, Mushroom root rot
Plant Tolerance
Drought
Drought
Flowers
Insignificant
Showy
Flower Petal Number
Single
Single
Foliage Texture
Medium
Medium
Foliage Sheen
Matte
Matte
Attracts
Birds
Butterflies
Allergy
Toxic
Chest tightness, Diarrhea, Dizziness, Nausea, Vomiting
Aesthetic Uses
Bonsai, Cottage Garden, Ground Cover
Beautification, Bouquets, Landscape Designing, Showy Purposes
Beauty Benefits
Skin irritation
-
Environmental Uses
Fixes Nitrogen
Air purification, Food for insects, Indoor Air Purification, Prevent Soil Erosion, Very little waste
Medicinal Uses
Antiasthamatic, Antitussive, Astringent
Fever, Kidney problems, Urinary tract problems
Part of Plant Used
Fruits, Leaves, Root, Stem
Flowers, Root
Other Uses
Used as Ornamental plant, Used for making hedge
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 Indoor Plant
No
Yes
Used As Outdoor Plant
Yes
Yes
Garden Design
Feature Plant, Hedges, Screening, Wind Break
Container, Herb
Botanical Name
Elaeagnus pungens
CENTAUREA cyanus
Common Name
Silverthorn
Batchelor's Buttons, Cornflower
In Hindi
Silverthorn
Hydrangea
In German
Silverthorn
Hortensie
In French
Silverthorn
Hortensia
In Spanish
Silverthorn
Hortensia
In Greek
Silverthorn
υδραγεία
In Portuguese
Silverthorn
Hortênsia
In Polish
Silverthorn
Hortensja
In Latin
Silverthorn
Hibiscus
Phylum
Magnoliophyta
Anthophyta
Class
Magnoliopsida
Magnoliopsida
Order
Rhamnales
Asterales
Family
Elaeagnaceae
Asteraceae
Genus
Elaeagnus
Centaurea
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Asterids, Eudicots
Season and Care of Silverthorn and Cornflower
Season and care of Silverthorn and Cornflower is important to know. While considering everything about Silverthorn and Cornflower Care, growing season is an essential factor. Silverthorn season is Spring, Summer, Fall and Winter and Cornflower season is Spring, Summer, Fall and Winter. The type of soil for Silverthorn is Clay, Loam, Sand and for Cornflower is Loam, Sand while the PH of soil for Silverthorn is Acidic, Neutral, Alkaline and for Cornflower is Acidic, Neutral, Alkaline.
Silverthorn and Cornflower Physical Information
Silverthorn and Cornflower physical information is very important for comparison. Silverthorn height is 300.00 cm and width 300.00 cm whereas Cornflower height is 30.00 cm and width 30.00 cm. The color specification of Silverthorn and Cornflower are as follows:
Silverthorn flower color: White and Silver
Silverthorn leaf color: White, Dark Green and Sienna
Cornflower flower color: Blue, Sky Blue, Indigo and Dark Blue
- Cornflower leaf color: Sea Green and Gray Green
Care of Silverthorn and Cornflower
Care of Silverthorn and Cornflower include pruning, fertilizers, watering etc. Silverthorn pruning is done Remove damaged leaves, Remove dead branches and Remove dead leaves and Cornflower pruning is done Prune to control growth, Remove damaged leaves, Remove dead branches and Remove dead leaves. In summer Silverthorn needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Cornflower needs Lots of watering and in winter, it needs Average Water.