Life Span
Annual
Annual and Perennial
Type
Epiphyte
Flowering Plants, Shrubs
Origin
Southeastern Asia, China, Japan, Melanesia
World/Pandemic, North America, Europe, Russia/Siberia, China, Korea
Types
-
Bigleaf hydrangea, Hortensia, Smooth hydrangea, Oakleaf hydrangea, Annabelle
Habitat
Humid climates, Subtropical climates
Forest edges, Hillside, Woods
USDA Hardiness Zone
11-15
2-11
AHS Heat Zone
12-10
7 - 1
Sunset Zone
-
7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
Habit
Clump-Forming
Upright/Erect
Flower Color
White, Light Yellow, Violet, Ivory
Blue, Sky Blue, Indigo, Dark Blue
Flower Color Modifier
-
Bicolor
Fruit Color
-
Brown, Sandy Brown
Leaf Color in Spring
Green, Light Green
Sea Green, Gray Green
Leaf Color in Summer
Green, Light Green
Sea Green, Gray Green
Leaf Color in Fall
Green, Light Green
Sea Green, Gray Green
Leaf Color in Winter
Green, Light Green
Light Green
Leaf Shape
Subulate
Oblovate
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall
Sunlight
Partial shade
Full Sun, Partial Sun
Growth Rate
Slow
Very Fast
Type of Soil
-
Loam, Sand
The pH of Soil
-
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Summer
Indeterminate
Where to Plant?
Ground
Container, Ground, Pot
How to Plant?
Divison
Seedlings
Plant Maintenance
Medium
Medium
Watering Requirements
Allow to dry out slightly between 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
-
Slightly Acidic
Soil Drainage Capacity
Well drained
Loamy
Sun Exposure
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
Matte
Matte
Allergy
-
Chest tightness, Diarrhea, Dizziness, Nausea, Vomiting
Aesthetic Uses
Beautification, Bonsai, Borders
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
-
Fever, Kidney problems, Urinary tract problems
Part of Plant Used
Flowers
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
No
Yes
Used As Outdoor Plant
Yes
Yes
Garden Design
Container, Hanging Basket, Houseplant, Rock Garden / Wall, Tropical
Container, Herb
Botanical Name
ERIA merrillii
CENTAUREA cyanus
Common Name
Eria, Orchid
Batchelor's Buttons, Cornflower
In Spanish
Eria
Hortensia
In Portuguese
eria
Hortênsia
In Latin
Pinalia
Hibiscus
Phylum
Tracheophyta
Anthophyta
Class
Liliopsida
Magnoliopsida
Order
Asparagales
Asterales
Family
Orchidaceae
Asteraceae
Clade
Angiosperms, Monocots
Angiosperms, Asterids, Eudicots
Tribe
Podochileae
Cynareae
Subfamily
Epidendroideae
Carduoideae
Season and Care of Eria and Cornflower
Season and care of Eria and Cornflower is important to know. While considering everything about Eria and Cornflower Care, growing season is an essential factor. Eria season is Spring, Summer, Fall and Winter and Cornflower season is Spring, Summer, Fall and Winter. The type of soil for Eria is and for Cornflower is Loam, Sand while the PH of soil for Eria is and for Cornflower is Acidic, Neutral, Alkaline.
Eria and Cornflower Physical Information
Eria and Cornflower physical information is very important for comparison. Eria height is 25.50 cm and width 25.40 cm whereas Cornflower height is 30.00 cm and width 30.00 cm. The color specification of Eria and Cornflower are as follows:
Eria flower color: White, Light Yellow, Violet and Ivory
Eria leaf color: Green and Light Green
Cornflower flower color: Blue, Sky Blue, Indigo and Dark Blue
- Cornflower leaf color: Sea Green and Gray Green
Care of Eria and Cornflower
Care of Eria and Cornflower include pruning, fertilizers, watering etc. Eria 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 Eria 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.