Life Span
Perennial
Annual and Perennial
Type
Perennial
Flowering Plants, Shrubs
Origin
Northeastern United States, Mid-Atlantic United States, Southeastern United States, North-Central United States, Central United States, South-Central United States, Canada, Mexico
World/Pandemic, North America, Europe, Russia/Siberia, China, Korea
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
3-9
2-11
Sunset Zone
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
7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
Habit
Upright/Erect
Upright/Erect
Flower Color
White
Blue, Sky Blue, Indigo, Dark Blue
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Brown
Brown, Sandy Brown
Leaf Color in Spring
Green, Dark Green
Sea Green, Gray Green
Leaf Color in Summer
Green, Dark Green
Sea Green, Gray Green
Leaf Color in Fall
Green, Gold
Sea Green, Gray Green
Leaf Color in Winter
Light Green
Light Green
Leaf Shape
Oblovate
Oblovate
Plant Season
Summer
Spring, Summer, Fall
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Fast
Very Fast
Type of Soil
Clay, Loam
Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Drainage
Average
Well drained
Bloom Time
Summer, Late Summer
Indeterminate
Tolerances
Drought
Drought
Where to Plant?
Container, Ground
Container, Ground, Pot
How to Plant?
Seedlings, Stem Planting
Seedlings
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
Average Water
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Acidic, Neutral, Alkaline
Slightly Acidic
Soil Type
Clay, Loam
Loamy
Soil Drainage Capacity
Average
Loamy
Sun Exposure
Full Sun, Partial Sun
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
Red blotch
Bacterial leaf spot, Botrytis Blight, Leafminers, Mealybugs, Mushroom root rot
Plant Tolerance
Drought
Drought
Flower Petal Number
Single
Single
Foliage Texture
Medium
Medium
Foliage Sheen
Glossy
Matte
Invasive
Sometimes
Sometimes
Attracts
Hummingbirds
Butterflies
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
Air purification, Food for insects, Indoor Air Purification, Prevent Soil Erosion, Very little waste
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
Cutflower, Mixed Border, Wildflower
Container, Herb
Botanical Name
PHYSOSTEGIA virginiana 'Alba'
CENTAUREA cyanus
Common Name
Obedient Plant
Batchelor's Buttons, Cornflower
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
Lamiaceae
Asteraceae
Clade
-
Angiosperms, Asterids, Eudicots
Season and Care of Obedient Plant and Cornflower
Season and care of Obedient Plant and Cornflower is important to know. While considering everything about Obedient Plant and Cornflower Care, growing season is an essential factor. Obedient Plant season is Summer and Cornflower season is Summer. The type of soil for Obedient Plant is Clay, Loam and for Cornflower is Loam, Sand while the PH of soil for Obedient Plant is Acidic, Neutral, Alkaline and for Cornflower is Acidic, Neutral, Alkaline.
Obedient Plant and Cornflower Physical Information
Obedient Plant and Cornflower physical information is very important for comparison. Obedient Plant height is 0.00 cm and width 45.70 cm whereas Cornflower height is 30.00 cm and width 30.00 cm. The color specification of Obedient Plant and Cornflower are as follows:
Obedient Plant flower color: White
Obedient Plant leaf color: Green and Dark Green
Cornflower flower color: Blue, Sky Blue, Indigo and Dark Blue
- Cornflower leaf color: Sea Green and Gray Green
Care of Obedient Plant and Cornflower
Care of Obedient Plant and Cornflower include pruning, fertilizers, watering etc. Obedient Plant 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 Obedient Plant needs Average Water and in winter, it needs Average Water. Whereas, in summer Cornflower needs Lots of watering and in winter, it needs Average Water.