Life Span
Annual and Perennial
Perennial
Type
Flowering Plants, Shrubs
Tree
Origin
World/Pandemic, North America, Europe, Russia/Siberia, China, Korea
North America, United States, Northeastern United States, Mid-Atlantic United States, Southeastern United States, Central United States, South-Central United States, Texas
Types
Bigleaf hydrangea, Hortensia, Smooth hydrangea, Oakleaf hydrangea, Annabelle
Quercus phellos, Quercus nigra
Habitat
Forest edges, Hillside, Woods
Hot climate regions, low mountains, Tropical regions
USDA Hardiness Zone
2-11
6-9
Sunset Zone
7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
2a, 2b, 3a, 3b, 4, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 18, 19, 20, 21
Habit
Upright/Erect
Oval or Rounded
Flower Color
Blue, Sky Blue, Indigo, Dark Blue
Red, Light Green, Chartreuse
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Brown, Sandy Brown
Tan, Chocolate
Leaf Color in Spring
Sea Green, Gray Green
Green, Light Green
Leaf Color in Summer
Sea Green, Gray Green
Green, Dark Green
Leaf Color in Fall
Sea Green, Gray Green
Yellow, Orange, Sandy Brown
Leaf Color in Winter
Light Green
-
Leaf Shape
Oblovate
Irregular
Plant Season
Spring, Summer, Fall
Spring, Fall
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Very Fast
Fast
Type of Soil
Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Average
Bloom Time
Indeterminate
Spring, Late Spring
Tolerances
Drought
Wet Site, Pollution, Soil Compaction
Where to Plant?
Container, Ground, Pot
Ground
How to Plant?
Seedlings
Grafting, Seedlings
Plant Maintenance
Medium
Low
Watering Requirements
Keep ground moist, Requires a lot of watering, Requires regular watering, Requires watering in the growing season
Allow to dry out slightly between watering, Does not require lot of watering
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
Average
Sun Exposure
Full Sun
Full Sun, Partial Sun
Pruning
Prune to control growth, Remove damaged leaves, Remove dead branches, Remove dead leaves
cut main flower spike, Prune every year, Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
Compost
All-Purpose Liquid Fertilizer, Bonemeal, fertilize in growing season
Pests and Diseases
Bacterial leaf spot, Botrytis Blight, Leafminers, Mealybugs, Mushroom root rot
Azalea leaf gall, Fusarium leaf spot, Leaf rust, Mildew
Plant Tolerance
Drought
Heat Tolerance, Humidity, Salt and Soil Compaction
Flowers
Showy
Insignificant
Flower Petal Number
Single
-
Foliage Texture
Medium
Fine
Foliage Sheen
Matte
Glossy
Attracts
Butterflies
Birds
Allergy
Chest tightness, Diarrhea, Dizziness, Nausea, Vomiting
Eczema, Rhinitis, Runny nose
Aesthetic Uses
Beautification, Bouquets, Landscape Designing, Showy Purposes
Landscape Designing, Showy Purposes
Beauty Benefits
-
Blood purifying, Reduce Bruises, Weightloss
Edible Uses
Yes
Sometimes
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
Gout, Obesity, Snoring
Part of Plant Used
Flowers, Root
Bark, 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
Animal Feed, Biodiesel, Recovering internal injuries
Used As Indoor Plant
Yes
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Container, Herb
Shade Trees, Street Trees
Botanical Name
CENTAUREA cyanus
QUERCUS phellos
Common Name
Batchelor's Buttons, Cornflower
Willow Oak
In Hindi
Hydrangea
Overcup ओक
In German
Hortensie
Overcup Oak
In French
Hortensia
Overcup Oak
In Spanish
Hortensia
Overcup Roble
In Greek
υδραγεία
Overcup Oak
In Portuguese
Hortênsia
Overcup Oak
In Polish
Hortensja
Overcup Dąb
Class
Magnoliopsida
Magnoliopsida
Family
Asteraceae
Fagaceae
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Eudicots, Rosids
Subfamily
Carduoideae
Amaryllidoideae
Season and Care of Cornflower and Willow Oak
Season and care of Cornflower and Willow Oak is important to know. While considering everything about Cornflower and Willow Oak Care, growing season is an essential factor. Cornflower season is Spring, Summer and Fall and Willow Oak season is Spring, Summer and Fall. The type of soil for Cornflower is Loam, Sand and for Willow Oak is Clay, Loam, Sand while the PH of soil for Cornflower is Acidic, Neutral, Alkaline and for Willow Oak is Acidic, Neutral, Alkaline.
Cornflower and Willow Oak Physical Information
Cornflower and Willow Oak physical information is very important for comparison. Cornflower height is 30.00 cm and width 30.00 cm whereas Willow Oak height is 1,220.00 cm and width 910.00 cm. The color specification of Cornflower and Willow Oak are as follows:
Cornflower flower color: Blue, Sky Blue, Indigo and Dark Blue
Cornflower leaf color: Sea Green and Gray Green
Willow Oak flower color: Red, Light Green and Chartreuse
- Willow Oak leaf color: Green and Light Green
Care of Cornflower and Willow Oak
Care of Cornflower and Willow Oak include pruning, fertilizers, watering etc. Cornflower pruning is done Prune to control growth, Remove damaged leaves, Remove dead branches and Remove dead leaves and Willow Oak pruning is done cut main flower spike, Prune every year, 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 Willow Oak needs Lots of watering and in winter, it needs Average Water.