Life Span
Annual and Perennial
Annual and Perennial
Type
Flowering Plants, Shrubs
Perennial
Origin
World/Pandemic, North America, Europe, Russia/Siberia, China, Korea
Southern Europe, Mediterranean, Northern Africa
Types
Bigleaf hydrangea, Hortensia, Smooth hydrangea, Oakleaf hydrangea, Annabelle
Not Available
Number of Varieties
Not Available
Habitat
Forest edges, Hillside, Woods
Cultivated Beds, Loamy soils, Sandy areas, Well Drained
USDA Hardiness Zone
2-11
8-15
AHS Heat Zone
7 - 1
9 - 1
Sunset Zone
Not Available
A1, A2, A3, H1, H2, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 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
Sandy Brown
Leaf Color in Spring
Sea Green, Gray Green
Green, Light Green
Leaf Color in Summer
Sea Green, Gray Green
Green, Light Green
Leaf Color in Fall
Sea Green, Gray Green
Green, Light Green
Leaf Color in Winter
Light Green
Light Green
Leaf Shape
Oblovate
Small oblong
Plant Season
Spring, Summer, Fall
Spring, Summer, Fall
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Very Fast
Very Fast
Type of Soil
Loam, Sand
Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Neutral
Soil Drainage
Well drained
Well drained
Bloom Time
Indeterminate
Early Summer, Summer, Late Summer, Early Fall, Indeterminate
Tolerances
Drought
Drought
Where to Plant?
Container, Ground, Pot
Ground
How to Plant?
Seedlings
Rooted stem cutting, Seedlings
Plant Maintenance
Medium
Medium
Watering Requirements
Keep ground moist, Requires a lot of watering, Requires regular watering, Requires watering in the growing season
Do Not over Water, Water daily during growing season, Water Deeply, Water in morning to avoid prompting diseases
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Slightly Acidic
Acidic, Alkaline, Neutral
Soil Type
Loamy
Loam, Sand, Well drained
Soil Drainage Capacity
Loamy
Rich
Sun Exposure
Full Sun
Full Sun, Partial shade
Pruning
Prune to control growth, Remove damaged leaves, Remove dead branches, Remove dead leaves
Prune after flowering
Fertilizers
Compost
All-Purpose Liquid Fertilizer, fertilize in growing season, Nitrogen, Phosphorous, Potassium
Pests and Diseases
Bacterial leaf spot, Botrytis Blight, Leafminers, Mealybugs, Mushroom root rot
Red blotch
Plant Tolerance
Drought
Drought
Flower Petal Number
Single
Single
Fragrant Leaf
No
Not Available
Fragrant Bark/Stem
No
Not Available
Foliage Texture
Medium
Fine
Foliage Sheen
Matte
Matte
Invasive
Sometimes
Sometimes
Attracts
Butterflies
Butterflies
Allergy
Chest tightness, Diarrhea, Dizziness, Nausea, Vomiting
Headache, Hyperacidity, Liver disease, Nausea, Skin irritation, Vomiting
Aesthetic Uses
Beautification, Bouquets, Landscape Designing, Showy Purposes
Showy Purposes
Beauty Benefits
Not Available
Not Available
Environmental Uses
Air purification, Food for insects, Indoor Air Purification, Prevent Soil Erosion, Very little waste
Air purification, Weather protection
Medicinal Uses
Fever, Kidney problems, Urinary tract problems
Asthma, Digestive disorders, Psoriasis, Reduces toothache, Vitiligo
Part of Plant Used
Flowers, Root
Root, Seeds
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
Edible syrup, Used As Food, Used for its medicinal properties
Used As Indoor Plant
Yes
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Container, Herb
Groundcover, Lawns and Turf, Mixed Border
Botanical Name
CENTAUREA cyanus
AMMI majus
Common Name
Batchelor's Buttons, Cornflower
Bishop's Weed, Bullwort
In Hindi
Hydrangea
बिशप निराना
In German
Hortensie
Bischofs Unkraut
In French
Hortensia
la mauvaise herbe de l'évêque
In Spanish
Hortensia
biznaga
In Greek
υδραγεία
ζιζανίων επισκόπου
In Portuguese
Hortênsia
erva daninha do Bispo
In Polish
Hortensja
chwastów biskupa
In Latin
Hibiscus
Episcopi viriditas
Phylum
Anthophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Family
Asteraceae
Apiaceae
Genus
Centaurea
Trachyspermum
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Asterids, Eudicots
Tribe
Cynareae
Not Available
Subfamily
Carduoideae
Not Available
Number of Species
Not Available
Not Available
Season and Care of Cornflower and Bishop's Weed
Season and care of Cornflower and Bishop's Weed is important to know. While considering everything about Cornflower and Bishop's Weed Care, growing season is an essential factor. Cornflower season is Spring, Summer and Fall and Bishop's Weed season is Spring, Summer and Fall. The type of soil for Cornflower is Loam, Sand and for Bishop's Weed is Loam, Sand while the PH of soil for Cornflower is Acidic, Neutral, Alkaline and for Bishop's Weed is Neutral.
Cornflower and Bishop's Weed Physical Information
Cornflower and Bishop's Weed physical information is very important for comparison. Cornflower height is 30.00 cm and width 30.00 cm whereas Bishop's Weed height is 90.00 cm and width 30.00 cm. The color specification of Cornflower and Bishop's Weed are as follows:
Cornflower flower color: Blue, Sky Blue, Indigo and Dark Blue
Cornflower leaf color: Sea Green and Gray Green
Bishop's Weed flower color: White
- Bishop's Weed leaf color: Green and Light Green
Care of Cornflower and Bishop's Weed
Care of Cornflower and Bishop's Weed include pruning, fertilizers, watering etc. Cornflower pruning is done Prune to control growth, Remove damaged leaves, Remove dead branches and Remove dead leaves and Bishop's Weed pruning is done Prune after flowering. In summer Cornflower needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Bishop's Weed needs Lots of watering and in winter, it needs Average Water.