Life Span
Annual and Perennial
Perennial
Type
Flowering Plants, Shrubs
Bulb or Corm or Tuber
Origin
World/Pandemic, North America, Europe, Russia/Siberia, China, Korea
North America, Europe, Africa, Asia
Types
Bigleaf hydrangea, Hortensia, Smooth hydrangea, Oakleaf hydrangea, Annabelle
-
Habitat
Forest edges, Hillside, Woods
Alpine Meadows, meadows, Mountains, stream banks
USDA Hardiness Zone
2-11
4-8
Sunset Zone
7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
21,22
Habit
Upright/Erect
Upright/Erect
Flower Color
Blue, Sky Blue, Indigo, Dark Blue
Crimson, Pink, Red, Yellow
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Brown, Sandy Brown
-
Leaf Color in Spring
Sea Green, Gray Green
Green
Leaf Color in Summer
Sea Green, Gray Green
Light Green
Leaf Color in Fall
Sea Green, Gray Green
Several shades of Green
Leaf Color in Winter
Light Green
Light Green
Plant Season
Spring, Summer, Fall
Spring, Summer, Fall
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Growth Rate
Very Fast
Medium
Type of Soil
Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Indeterminate
Early Summer, Summer
Tolerances
Drought
Salt and Soil Compaction, Shade areas, Shallow soil
Where to Plant?
Container, Ground, Pot
Container, Ground
How to Plant?
Seedlings
Cuttings, From bulbs
Plant Maintenance
Medium
Medium
Watering Requirements
Keep ground moist, Requires a lot of watering, Requires regular watering, Requires watering in the growing season
Keep the Soil well drained, occasional watering once established
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Slightly Acidic
Acidic, Neutral, Alkaline
Soil Type
Loamy
Clay, Loam, Sand
Soil Drainage Capacity
Loamy
Well drained
Sun Exposure
Full Sun
Full Sun, Partial Sun, Partial shade
Pruning
Prune to control growth, Remove damaged leaves, Remove dead branches, Remove dead leaves
Cut off the flower stalks at the base of the plant, Prune after flowering, Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
Compost
All-Purpose Liquid Fertilizer, Compost, Organic Flower Fertilizer
Pests and Diseases
Bacterial leaf spot, Botrytis Blight, Leafminers, Mealybugs, Mushroom root rot
Aphids, Bacteria wilt, Pink Root, Red blotch, Root rot
Plant Tolerance
Drought
Shallow soil, Soil Compaction
Flower Petal Number
Single
Single
Foliage Texture
Medium
Coarse
Foliage Sheen
Matte
Glossy
Attracts
Butterflies
Butterflies, Hummingbirds
Allergy
Chest tightness, Diarrhea, Dizziness, Nausea, Vomiting
Red eyes, Vomiting, wheezing
Aesthetic Uses
Beautification, Bouquets, Landscape Designing, Showy Purposes
Beautification, Cottage Garden
Beauty Benefits
-
Good Cleanser, Good for the Scalp
Environmental Uses
Air purification, Food for insects, Indoor Air Purification, Prevent Soil Erosion, Very little waste
Air purification, Provides ground cover
Medicinal Uses
Fever, Kidney problems, Urinary tract problems
Antibacterial, Antifungal, Anti-oxidant, Eczema, hemorrhoids
Part of Plant Used
Flowers, Root
Leaf Stalks, Stem
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
Decoration Purposes, Showy Purposes
Used As Indoor Plant
Yes
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Container, Herb
Container, Cutflower, Mixed Border
Botanical Name
CENTAUREA cyanus
Spigelia marilandica
Common Name
Batchelor's Buttons, Cornflower
Woodland pinkroot, Indian pink
In Hindi
Hydrangea
pinkroot
In German
Hortensie
Spigelia
In French
Hortensia
Spigelia
In Spanish
Hortensia
Spigelia
In Greek
υδραγεία
Spigelia
In Portuguese
Hortênsia
Spigelia
In Polish
Hortensja
Spigelia
In Latin
Hibiscus
Spigelia
Phylum
Anthophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Asterales
Gentianales
Family
Asteraceae
Loganiceae
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Asterids, Eudicots
Season and Care of Cornflower and Pinkroot
Season and care of Cornflower and Pinkroot is important to know. While considering everything about Cornflower and Pinkroot Care, growing season is an essential factor. Cornflower season is Spring, Summer and Fall and Pinkroot season is Spring, Summer and Fall. The type of soil for Cornflower is Loam, Sand and for Pinkroot is Clay, Loam, Sand while the PH of soil for Cornflower is Acidic, Neutral, Alkaline and for Pinkroot is Acidic, Neutral, Alkaline.
Cornflower and Pinkroot Physical Information
Cornflower and Pinkroot physical information is very important for comparison. Cornflower height is 30.00 cm and width 30.00 cm whereas Pinkroot height is 91.40 cm and width 25.40 cm. The color specification of Cornflower and Pinkroot are as follows:
Cornflower flower color: Blue, Sky Blue, Indigo and Dark Blue
Cornflower leaf color: Sea Green and Gray Green
Pinkroot flower color: Crimson, Pink, Red and Yellow
- Pinkroot leaf color: Green
Care of Cornflower and Pinkroot
Care of Cornflower and Pinkroot include pruning, fertilizers, watering etc. Cornflower pruning is done Prune to control growth, Remove damaged leaves, Remove dead branches and Remove dead leaves and Pinkroot pruning is done Cut off the flower stalks at the base of the plant, Prune after flowering, 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 Pinkroot needs Lots of watering and in winter, it needs Average Water.