Life Span
Annual
Annual and Perennial
Type
Perennial
Flowering Plants, Shrubs
Origin
Northeastern United States, Mid-Atlantic United States, Southeastern United States, Central United States, Canada, Mexico
World/Pandemic, North America, Europe, Russia/Siberia, China, Korea
Types
Shrub
Bigleaf hydrangea, Hortensia, Smooth hydrangea, Oakleaf hydrangea, Annabelle
Habitat
Sunny Edge
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, Purple, Pink, Rose, Violet
Blue, Sky Blue, Indigo, Dark Blue
Flower Color Modifier
-
Bicolor
Fruit Color
Red, Green, Light Green
Brown, Sandy Brown
Leaf Color in Spring
Green
Sea Green, Gray Green
Leaf Color in Summer
Green
Sea Green, Gray Green
Leaf Color in Fall
Green
Sea Green, Gray Green
Leaf Color in Winter
Light Green
Light Green
Leaf Shape
Lance shaped
Oblovate
Plant Season
Summer, Fall
Spring, Summer, Fall
Sunlight
Full Sun, Partial Sun, Partial shade
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, Early Fall
Indeterminate
Tolerances
Drought
Drought
Where to Plant?
Ground
Container, Ground, Pot
How to Plant?
Root Division
Seedlings
Plant Maintenance
Medium
Medium
Watering Requirements
Requires regular watering
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
Loamy
Soil Drainage Capacity
Average
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
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
Aesthetic Uses
Showy Purposes
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
Part of Plant Used
Flowers
Flowers, Root
Other Uses
Showy Purposes
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
Cutflower, Mixed Border, Wildflower
Container, Herb
Botanical Name
PHYSOSTEGIA
CENTAUREA cyanus
Common Name
Physostegia
Batchelor's Buttons, Cornflower
In Hindi
Physostegia
Hydrangea
In German
Physostegia
Hortensie
In French
Physostegia
Hortensia
In Spanish
Physostegia
Hortensia
In Greek
Physostegia
υδραγεία
In Portuguese
Physostegia
Hortênsia
In Polish
Physostegia
Hortensja
In Latin
Physostegia
Hibiscus
Phylum
Magnoliophyta
Anthophyta
Class
Magnoliopsida
Magnoliopsida
Family
Lamiaceae
Asteraceae
Genus
Physostegia
Centaurea
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Asterids, Eudicots
Season and Care of Physostegia and Cornflower
Season and care of Physostegia and Cornflower is important to know. While considering everything about Physostegia and Cornflower Care, growing season is an essential factor. Physostegia season is Summer and Fall and Cornflower season is Summer and Fall. The type of soil for Physostegia is Clay, Loam and for Cornflower is Loam, Sand while the PH of soil for Physostegia is Acidic, Neutral, Alkaline and for Cornflower is Acidic, Neutral, Alkaline.
Physostegia and Cornflower Physical Information
Physostegia and Cornflower physical information is very important for comparison. Physostegia height is 60.00 cm and width 45.70 cm whereas Cornflower height is 30.00 cm and width 30.00 cm. The color specification of Physostegia and Cornflower are as follows:
Physostegia flower color: White, Purple, Pink, Rose and Violet
Physostegia leaf color: Green
Cornflower flower color: Blue, Sky Blue, Indigo and Dark Blue
- Cornflower leaf color: Sea Green and Gray Green
Care of Physostegia and Cornflower
Care of Physostegia and Cornflower include pruning, fertilizers, watering etc. Physostegia 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 Physostegia 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.