Life Span
Annual and Perennial
Perennial
Type
Flowering Plants, Shrubs
Perennial
Origin
World/Pandemic, North America, Europe, Russia/Siberia, China, Korea
Northeastern United States, Mid-Atlantic United States, Southeastern United States, North-Central United States, Central United States, South-Central United States, Canada, Mexico
Types
Bigleaf hydrangea, Hortensia, Smooth hydrangea, Oakleaf hydrangea, Annabelle
Bigleaf hydrangea, Hortensia, Smooth hydrangea, Oakleaf hydrangea, Annabelle
Habitat
Forest edges, Hillside, Woods
Forest edges, Hillside, Woods
USDA Hardiness Zone
2-11
3-9
Sunset Zone
7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
A2, A3, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Upright/Erect
Upright/Erect
Flower Color
Blue, Sky Blue, Indigo, Dark Blue
White
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Brown, Sandy Brown
Brown
Leaf Color in Spring
Sea Green, Gray Green
Green, Dark Green
Leaf Color in Summer
Sea Green, Gray Green
Green, Dark Green
Leaf Color in Fall
Sea Green, Gray Green
Green, Gold
Leaf Color in Winter
Light Green
Light Green
Leaf Shape
Oblovate
Oblovate
Plant Season
Spring, Summer, Fall
Summer
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Very Fast
Fast
Type of Soil
Loam, Sand
Clay, Loam
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Average
Bloom Time
Indeterminate
Summer, Late Summer
Tolerances
Drought
Drought
Where to Plant?
Container, Ground, Pot
Container, Ground
How to Plant?
Seedlings
Seedlings, Stem Planting
Plant Maintenance
Medium
Medium
Watering Requirements
Keep ground moist, Requires a lot of watering, Requires regular watering, Requires watering in the growing season
-
In Summer
Lots of watering
Average Water
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Slightly Acidic
Acidic, Neutral, Alkaline
Soil Type
Loamy
Clay, Loam
Soil Drainage Capacity
Loamy
Average
Sun Exposure
Full Sun
Full Sun, Partial Sun
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
Flower Petal Number
Single
Single
Foliage Texture
Medium
Medium
Foliage Sheen
Matte
Glossy
Invasive
Sometimes
Sometimes
Attracts
Butterflies
Hummingbirds
Allergy
Chest tightness, Diarrhea, Dizziness, Nausea, Vomiting
Chest tightness, Diarrhea, Dizziness, Nausea, Vomiting
Aesthetic Uses
Beautification, Bouquets, Landscape Designing, Showy Purposes
-
Environmental Uses
Air purification, Food for insects, Indoor Air Purification, Prevent Soil Erosion, Very little waste
Air purification
Medicinal Uses
Fever, Kidney problems, Urinary tract problems
Fever, Kidney problems, Urinary tract problems
Part of Plant Used
Flowers, Root
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
-
Used As Indoor Plant
Yes
-
Used As Outdoor Plant
Yes
Yes
Garden Design
Container, Herb
Cutflower, Mixed Border, Wildflower
Botanical Name
CENTAUREA cyanus
PHYSOSTEGIA virginiana 'Alba'
Common Name
Batchelor's Buttons, Cornflower
Obedient Plant
In Hindi
Hydrangea
Hydrangea
In German
Hortensie
Hortensie
In French
Hortensia
Hortensia
In Spanish
Hortensia
Hortensia
In Greek
υδραγεία
υδραγεία
In Portuguese
Hortênsia
Hortênsia
In Polish
Hortensja
Hortensja
In Latin
Hibiscus
Hibiscus
Family
Asteraceae
Lamiaceae
Clade
Angiosperms, Asterids, Eudicots
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Season and Care of Cornflower and Obedient Plant
Season and care of Cornflower and Obedient Plant is important to know. While considering everything about Cornflower and Obedient Plant Care, growing season is an essential factor. Cornflower season is Spring, Summer and Fall and Obedient Plant season is Spring, Summer and Fall. The type of soil for Cornflower is Loam, Sand and for Obedient Plant is Clay, Loam while the PH of soil for Cornflower is Acidic, Neutral, Alkaline and for Obedient Plant is Acidic, Neutral, Alkaline.
Cornflower and Obedient Plant Physical Information
Cornflower and Obedient Plant physical information is very important for comparison. Cornflower height is 30.00 cm and width 30.00 cm whereas Obedient Plant height is 0.00 cm and width 45.70 cm. The color specification of Cornflower and Obedient Plant are as follows:
Cornflower flower color: Blue, Sky Blue, Indigo and Dark Blue
Cornflower leaf color: Sea Green and Gray Green
Obedient Plant flower color: White
- Obedient Plant leaf color: Green and Dark Green
Care of Cornflower and Obedient Plant
Care of Cornflower and Obedient Plant include pruning, fertilizers, watering etc. Cornflower pruning is done Prune to control growth, Remove damaged leaves, Remove dead branches and Remove dead leaves and Obedient Plant pruning is done Remove damaged leaves, Remove dead branches and Remove dead leaves. In summer Cornflower needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Obedient Plant needs Average Water and in winter, it needs Average Water.