Life Span
Annual and Perennial
Perennial
Type
Flowering Plants, Shrubs
Tree
Origin
World/Pandemic, North America, Europe, Russia/Siberia, China, Korea
Northeastern United States, Mid-Atlantic United States, Southeastern United States, South-Central United States
Types
Bigleaf hydrangea, Hortensia, Smooth hydrangea, Oakleaf hydrangea, Annabelle
Cherry laurel, California Bay Laurel, Spotted laurel
Habitat
Forest edges, Hillside, Woods
Tropical regions
USDA Hardiness Zone
2-11
5-9
Sunset Zone
7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Upright/Erect
Oval or Rounded
Flower Color
Blue, Sky Blue, Indigo, Dark Blue
White, Ivory
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Brown, Sandy Brown
Orange Red
Leaf Color in Spring
Sea Green, Gray Green
Green, Light Green, Blue Green, Silver
Leaf Color in Summer
Sea Green, Gray Green
Green, Light Green, Blue Green, Silver
Leaf Color in Fall
Sea Green, Gray Green
Green, Yellow green, Tan, Silver
Leaf Color in Winter
Light Green
Green, Yellow green, Tan
Plant Season
Spring, Summer, Fall
Spring, Summer, Fall, Winter
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Very Fast
Medium
Type of Soil
Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Well drained
Average
Bloom Time
Indeterminate
Late Spring, Early Summer, Summer
Tolerances
Drought
Wet Site
Where to Plant?
Container, Ground, Pot
Ground
How to Plant?
Seedlings
Grafting, Stem Planting
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, 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
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
Prune for shortening long shoots, Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
Compost
fertilize in growing season
Pests and Diseases
Bacterial leaf spot, Botrytis Blight, Leafminers, Mealybugs, Mushroom root rot
Beetles, Fusarium wilt, Rust, Scab
Plant Tolerance
Drought
Drought, Salt and Soil Compaction, Shade areas
Flower Petal Number
Single
Single
Foliage Texture
Medium
Coarse
Foliage Sheen
Matte
Glossy
Attracts
Butterflies
Birds, Butterflies
Allergy
Chest tightness, Diarrhea, Dizziness, Nausea, Vomiting
allergic conjunctivitis, Nausea, wheezing
Aesthetic Uses
Beautification, Bouquets, Landscape Designing, Showy Purposes
Cottage Garden, Showy Purposes
Beauty Benefits
-
For treating wrinkles, Hair Conditioner, Making cosmetics
Edible Uses
Yes
Sometimes
Environmental Uses
Air purification, Food for insects, Indoor Air Purification, Prevent Soil Erosion, Very little waste
Air purification, Indoor Air Purification, Insect Repellent
Medicinal Uses
Fever, Kidney problems, Urinary tract problems
Acne, Cancer, Diarrhea, Emollient, Migraines, Oral health, treating poison ivy
Part of Plant Used
Flowers, Root
Flowers, 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
Cosmetics, Culinary use, Florist trade and landscaping, Making Perfumes, Oil is used in perfume, soaps, creams, etc., Used as Ornamental plant
Used As Indoor Plant
Yes
Yes
Used As Outdoor Plant
Yes
Yes
Garden Design
Container, Herb
Feature Plant, Foundation, Shade Trees
Botanical Name
CENTAUREA cyanus
Laurus nobilis
Common Name
Batchelor's Buttons, Cornflower
Sweetbay
In Hindi
Hydrangea
Laurus nobilis
In German
Hortensie
Echter Lorbeer
In French
Hortensia
Laurus nobilis
In Spanish
Hortensia
Laurus nobilis
In Greek
υδραγεία
Laurus nobilis
In Portuguese
Hortênsia
Loureiro
In Polish
Hortensja
Wawrzyn szlachetny
In Latin
Hibiscus
Laurus nobilis
Phylum
Anthophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Family
Asteraceae
Magnoliaceae
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Monocots
Tribe
Cynareae
Epidendreae
Subfamily
Carduoideae
Epidendroideae
Season and Care of Cornflower and Sweetbay
Season and care of Cornflower and Sweetbay is important to know. While considering everything about Cornflower and Sweetbay Care, growing season is an essential factor. Cornflower season is Spring, Summer and Fall and Sweetbay season is Spring, Summer and Fall. The type of soil for Cornflower is Loam, Sand and for Sweetbay is Clay, Loam, Sand while the PH of soil for Cornflower is Acidic, Neutral, Alkaline and for Sweetbay is Acidic, Neutral.
Cornflower and Sweetbay Physical Information
Cornflower and Sweetbay physical information is very important for comparison. Cornflower height is 30.00 cm and width 30.00 cm whereas Sweetbay height is 460.00 cm and width 300.00 cm. The color specification of Cornflower and Sweetbay are as follows:
Cornflower flower color: Blue, Sky Blue, Indigo and Dark Blue
Cornflower leaf color: Sea Green and Gray Green
Sweetbay flower color: White and Ivory
- Sweetbay leaf color: Green, Light Green, Blue Green and Silver
Care of Cornflower and Sweetbay
Care of Cornflower and Sweetbay include pruning, fertilizers, watering etc. Cornflower pruning is done Prune to control growth, Remove damaged leaves, Remove dead branches and Remove dead leaves and Sweetbay pruning is done Prune for shortening long shoots, 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 Sweetbay needs Lots of watering and in winter, it needs Average Water.