Life Span
Annual and Perennial
Perennial
Type
Flowering Plants, Shrubs
Flowering Plants, Succulent
Origin
World/Pandemic, North America, Europe, Russia/Siberia, China, Korea
Southeastern United States
Types
Bigleaf hydrangea, Hortensia, Smooth hydrangea, Oakleaf hydrangea, Annabelle
Golden Sword, Ivory Tower, Color Guard
Habitat
Forest edges, Hillside, Woods
Dry areas, Hot climate regions
USDA Hardiness Zone
2-11
4-10
Sunset Zone
7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Upright/Erect
Clump-Forming
Flower Color
Blue, Sky Blue, Indigo, Dark Blue
White
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
Green
Leaf Color in Fall
Sea Green, Gray Green
Green, Several shades of Green
Leaf Color in Winter
Light Green
Green
Leaf Shape
Oblovate
Long Linear
Plant Season
Spring, Summer, Fall
Spring
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Very Fast
Slow
Type of Soil
Loam, Sand
Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Neutral, Slightly Acidic, Slightly Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Indeterminate
Early Summer, Late Summer, Summer
Tolerances
Drought
Drought
Where to Plant?
Container, Ground, Pot
Container, Ground
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
Do not let dry out between waterings
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Slightly Acidic
-
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
Prune if you want to improve plant shape, Remove damaged leaves, Remove dead or diseased plant parts
Fertilizers
Compost
All-Purpose Liquid Fertilizer, Do not let fertilizers touch the leaves, Less fertilizing
Pests and Diseases
Bacterial leaf spot, Botrytis Blight, Leafminers, Mealybugs, Mushroom root rot
Bacterial Blight, Botrytis Blight, Leaf spot
Plant Tolerance
Drought
Drought
Flower Petal Number
Single
Single, Double
Foliage Texture
Medium
Fine
Foliage Sheen
Matte
Glossy
Attracts
Butterflies
Birds, Butterflies, Flies
Allergy
Chest tightness, Diarrhea, Dizziness, Nausea, Vomiting
-
Aesthetic Uses
Beautification, Bouquets, Landscape Designing, Showy Purposes
Showy Purposes
Environmental Uses
Air purification, Food for insects, Indoor Air Purification, Prevent Soil Erosion, Very little waste
Air purification
Medicinal Uses
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
Decoration Purposes
Used As Indoor Plant
Yes
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Container, Herb
Container, Cottage garden
Botanical Name
CENTAUREA cyanus
Yucca filamentosa
Common Name
Batchelor's Buttons, Cornflower
Adam's needle, common yucca, Spanish bayonet, bear-grass, needle-palm, silk-grass, and spoon-leaf yucca
In Hindi
Hydrangea
Adam's needle
In German
Hortensie
Fädige Palmlilie
In French
Hortensia
Yucca filamentosa
In Spanish
Hortensia
Yucca filamentosa
In Greek
υδραγεία
Adam's Needle
In Portuguese
Hortênsia
Adam's Needle
In Polish
Hortensja
Jukka karolińska
In Latin
Hibiscus
Adam's Needle
Phylum
Anthophyta
Magnoliophyta
Class
Magnoliopsida
Liliopsida
Family
Asteraceae
Agavaceae
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Monocots
Subfamily
Carduoideae
Agavoideae
Season and Care of Cornflower and Adam's Needle
Season and care of Cornflower and Adam's Needle is important to know. While considering everything about Cornflower and Adam's Needle Care, growing season is an essential factor. Cornflower season is Spring, Summer and Fall and Adam's Needle season is Spring, Summer and Fall. The type of soil for Cornflower is Loam, Sand and for Adam's Needle is Loam, Sand while the PH of soil for Cornflower is Acidic, Neutral, Alkaline and for Adam's Needle is Neutral, Slightly Acidic, Slightly Alkaline.
Cornflower and Adam's Needle Physical Information
Cornflower and Adam's Needle physical information is very important for comparison. Cornflower height is 30.00 cm and width 30.00 cm whereas Adam's Needle height is 45.00 cm and width 60.00 cm. The color specification of Cornflower and Adam's Needle are as follows:
Cornflower flower color: Blue, Sky Blue, Indigo and Dark Blue
Cornflower leaf color: Sea Green and Gray Green
Adam's Needle flower color: White
- Adam's Needle leaf color: Green
Care of Cornflower and Adam's Needle
Care of Cornflower and Adam's Needle include pruning, fertilizers, watering etc. Cornflower pruning is done Prune to control growth, Remove damaged leaves, Remove dead branches and Remove dead leaves and Adam's Needle pruning is done Prune if you want to improve plant shape, Remove damaged 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 Adam's Needle needs Lots of watering and in winter, it needs Average Water.