Life Span
Annual and Perennial
Perennial
Type
Flowering Plants, Shrubs
Grass
Origin
World/Pandemic, North America, Europe, Russia/Siberia, China, Korea
North America, United States, Northeastern United States, Mid-Atlantic United States, Southeastern United States, North-Central United States, Central United States, South-Central United States, Southwestern United States, Texas, Canada, Mexico
Types
Bigleaf hydrangea, Hortensia, Smooth hydrangea, Oakleaf hydrangea, Annabelle
-
Habitat
Forest edges, Hillside, Woods
meadows, Prairies, Riverbanks, Roadsides, Woods
USDA Hardiness Zone
2-11
2-7
AHS Heat Zone
7 - 1
7 - 1
Sunset Zone
7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
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
Clump-Forming
Flower Color
Blue, Sky Blue, Indigo, Dark Blue
Purple
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
Blue Green, Burgundy, Bronze
Leaf Color in Winter
Light Green
Tan, Sandy Brown
Leaf Shape
Oblovate
Grass like
Plant Season
Spring, Summer, Fall
Summer, Fall, Winter
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Very Fast
Fast
Type of Soil
Loam, Sand
Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Indeterminate
Late Summer, Early Fall, Fall
Where to Plant?
Container, Ground, Pot
Container, Ground, Pot
How to Plant?
Seedlings
Seedlings
Plant Maintenance
Medium
Medium
Watering Requirements
Keep ground moist, Requires a lot of watering, Requires regular watering, Requires watering in the growing season
Average Water Needs, Do Not over Water, Medium
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Slightly Acidic
Neutral, Alkaline
Soil Type
Loamy
Loam, Sand
Soil Drainage Capacity
Loamy
Well drained
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, Remove dead or diseased plant parts
Fertilizers
Compost
All-Purpose Liquid Fertilizer
Pests and Diseases
Bacterial leaf spot, Botrytis Blight, Leafminers, Mealybugs, Mushroom root rot
Red blotch
Plant Tolerance
Drought
-
Flower Petal Number
Single
Single
Foliage Texture
Medium
Medium
Foliage Sheen
Matte
Matte
Attracts
Butterflies
Birds, Butterflies
Allergy
Chest tightness, Diarrhea, Dizziness, Nausea, Vomiting
-
Aesthetic Uses
Beautification, Bouquets, Landscape Designing, Showy Purposes
Ground Cover, Landscape Designing, Showy Purposes
Edible Uses
Yes
Insignificant
Environmental Uses
Air purification, Food for insects, Indoor Air Purification, Prevent Soil Erosion, Very little waste
Air purification, Food for animals, Prevent Soil Erosion
Medicinal Uses
Fever, Kidney problems, Urinary tract problems
-
Part of Plant Used
Flowers, Root
Leaves, 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, Food for animals
Used As Indoor Plant
Yes
Insignificant
Used As Outdoor Plant
Yes
Yes
Garden Design
Container, Herb
Cutflower, Dried Flower/Everlasting, Mixed Border, Screening / Wind Break, Wildflower
Botanical Name
CENTAUREA cyanus
ANDROPOGON gerardii
Common Name
Batchelor's Buttons, Cornflower
Big Bluestem, Turkey Foot
In Hindi
Hydrangea
Big Bluestem grass
In German
Hortensie
Große Bartgras
In French
Hortensia
Barbon de Gérard herbe
In Spanish
Hortensia
hierba andropogon grande
In Greek
υδραγεία
Big BLUESTEM γρασίδι
In Portuguese
Hortênsia
Vetiver grande grama
In Polish
Hortensja
Big Bluestem trawa
In Latin
Hibiscus
Big bluestem herba
Phylum
Anthophyta
Magnoliophyta
Class
Magnoliopsida
Lillosida
Family
Asteraceae
Poaceae
Genus
Centaurea
Andropogon
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Commelinids, Monocots
Season and Care of Cornflower and Big Bluestem
Season and care of Cornflower and Big Bluestem is important to know. While considering everything about Cornflower and Big Bluestem Care, growing season is an essential factor. Cornflower season is Spring, Summer and Fall and Big Bluestem season is Spring, Summer and Fall. The type of soil for Cornflower is Loam, Sand and for Big Bluestem is Loam, Sand while the PH of soil for Cornflower is Acidic, Neutral, Alkaline and for Big Bluestem is Neutral, Alkaline.
Cornflower and Big Bluestem Physical Information
Cornflower and Big Bluestem physical information is very important for comparison. Cornflower height is 30.00 cm and width 30.00 cm whereas Big Bluestem height is 38.10 cm and width 152.40 cm. The color specification of Cornflower and Big Bluestem are as follows:
Cornflower flower color: Blue, Sky Blue, Indigo and Dark Blue
Cornflower leaf color: Sea Green and Gray Green
Big Bluestem flower color: Purple
- Big Bluestem leaf color: Green
Care of Cornflower and Big Bluestem
Care of Cornflower and Big Bluestem include pruning, fertilizers, watering etc. Cornflower pruning is done Prune to control growth, Remove damaged leaves, Remove dead branches and Remove dead leaves and Big Bluestem pruning is done Remove damaged leaves, Remove dead branches, Remove dead leaves and Remove dead or diseased plant parts. In summer Cornflower needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Big Bluestem needs Lots of watering and in winter, it needs Average Water.