Life Span
Perennial
Annual and Perennial
Type
Epiphyte
Flowering Plants, Shrubs
Origin
Southeastern United States, Latin America and the Caribbean, Caribbean, Central America, South America
World/Pandemic, North America, Europe, Russia/Siberia, China, Korea
Types
-
Bigleaf hydrangea, Hortensia, Smooth hydrangea, Oakleaf hydrangea, Annabelle
Habitat
Swamps
Forest edges, Hillside, Woods
USDA Hardiness Zone
10-13
2-11
Sunset Zone
H1, H2, 23, 24
7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
Habit
Clump-Forming
Upright/Erect
Flower Color
White, Burgundy, Dark Red, Light Green, Violet, Dark Salmon
Blue, Sky Blue, Indigo, Dark Blue
Flower Color Modifier
Multi-Color
Bicolor
Fruit Color
-
Brown, Sandy Brown
Leaf Color in Spring
Green
Sea Green, Gray Green
Leaf Color in Summer
Green
Sea Green, Gray Green
Leaf Color in Fall
Green
Sea Green, Gray Green
Leaf Color in Winter
Green
Light Green
Leaf Shape
Long Linear
Oblovate
Plant Season
Spring, Summer, Fall
Spring, Summer, Fall
Sunlight
Partial Sun, Partial shade
Full Sun, Partial Sun
Growth Rate
Slow
Very Fast
Type of Soil
-
Loam, Sand
The pH of Soil
Neutral, Slightly Acidic
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring, Early Summer, Summer, Late Summer, Early Fall, Fall, Late Fall
Indeterminate
Where to Plant?
Container, Ground, Pot
Container, Ground, Pot
How to Plant?
Bulbs, By dividing rhizomes, tubers, Divison
Seedlings
Plant Maintenance
Medium
Medium
Watering Requirements
Average Water Needs, Do Not over Water, Requires regular watering
Keep ground moist, Requires a lot of watering, Requires regular watering, Requires watering in the growing season
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Neutral, Slightly Acidic
Slightly Acidic
Soil Drainage Capacity
Well drained
Loamy
Sun Exposure
Partial Sun, Partial shade
Full Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Prune to control growth, Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
Compost
Pests and Diseases
Red blotch
Bacterial leaf spot, Botrytis Blight, Leafminers, Mealybugs, Mushroom root rot
Plant Tolerance
Drought
Drought
Flower Petal Number
Single
Single
Foliage Texture
Coarse
Medium
Foliage Sheen
Glossy
Matte
Attracts
Bees, pollinators
Butterflies
Allergy
-
Chest tightness, Diarrhea, Dizziness, Nausea, Vomiting
Aesthetic Uses
Bouquets, Showy Purposes
Beautification, Bouquets, Landscape Designing, Showy Purposes
Environmental Uses
Air purification
Air purification, Food for insects, Indoor Air Purification, Prevent Soil Erosion, Very little waste
Medicinal Uses
Cancer, Eye Problems
Fever, Kidney problems, Urinary tract problems
Part of Plant Used
Bulbs, Flowers, Leaves
Flowers, Root
Other Uses
Used as Ornamental plant
Can be made into a herbal tea, Decoration Purposes, Employed in herbal medicine, Showy Purposes, Used as Ornamental plant, Used for its medicinal properties
Used As Indoor Plant
Yes
Yes
Used As Outdoor Plant
Yes
Yes
Garden Design
Container, Feature Plant, Houseplant, Mixed Border
Container, Herb
Botanical Name
PROSTHECHEA cochleata
CENTAUREA cyanus
Common Name
Clamshell Orchid, Cockleshell Orchid, Black Orchid
Batchelor's Buttons, Cornflower
In Hindi
Clamshell Orchid
Hydrangea
In German
Clamshell Orchid
Hortensie
In French
Clamshell Orchid
Hortensia
In Spanish
Clamshell Orchid
Hortensia
In Greek
Encyclia Cochleata
υδραγεία
In Portuguese
Clamshell Orchid
Hortênsia
In Polish
Clamshell Orchid
Hortensja
In Latin
Clamshell Orchid
Hibiscus
Phylum
Magnoliophyta
Anthophyta
Class
Liliopsida
Magnoliopsida
Order
Orchidales
Asterales
Family
Orchidaceae
Asteraceae
Genus
Prosthechea
Centaurea
Clade
Angiosperms, Monocots
Angiosperms, Asterids, Eudicots
Tribe
Epidendreae
Cynareae
Subfamily
Epidendroideae
Carduoideae
Season and Care of Clamshell Orchid and Cornflower
Season and care of Clamshell Orchid and Cornflower is important to know. While considering everything about Clamshell Orchid and Cornflower Care, growing season is an essential factor. Clamshell Orchid season is Spring, Summer and Fall and Cornflower season is Spring, Summer and Fall. The type of soil for Clamshell Orchid is and for Cornflower is Loam, Sand while the PH of soil for Clamshell Orchid is Neutral, Slightly Acidic and for Cornflower is Acidic, Neutral, Alkaline.
Clamshell Orchid and Cornflower Physical Information
Clamshell Orchid and Cornflower physical information is very important for comparison. Clamshell Orchid height is 30.50 cm and width 25.60 cm whereas Cornflower height is 30.00 cm and width 30.00 cm. The color specification of Clamshell Orchid and Cornflower are as follows:
Clamshell Orchid flower color: White, Burgundy, Dark Red, Light Green, Violet and Dark Salmon
Clamshell Orchid leaf color: Green
Cornflower flower color: Blue, Sky Blue, Indigo and Dark Blue
- Cornflower leaf color: Sea Green and Gray Green
Care of Clamshell Orchid and Cornflower
Care of Clamshell Orchid and Cornflower include pruning, fertilizers, watering etc. Clamshell Orchid pruning is done Remove damaged leaves, Remove dead branches and Remove dead leaves and Cornflower pruning is done Prune to control growth, Remove damaged leaves, Remove dead branches and Remove dead leaves. In summer Clamshell Orchid needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Cornflower needs Lots of watering and in winter, it needs Average Water.