Life Span
Annual and Perennial
Annual
Type
Flowering Plants, Shrubs
Flowering Plants, Shrubs
Origin
World/Pandemic, North America, Europe, Russia/Siberia, China, Korea
America
Types
Bigleaf hydrangea, Hortensia, Smooth hydrangea, Oakleaf hydrangea, Annabelle
Lobelia aberdarica, Lobelia leschenaultiana, Lobelia canbyi
Habitat
Forest edges, Hillside, Woods
Open areas, River side, Woods
USDA Hardiness Zone
2-11
4-9
Sunset Zone
7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
A1, A2, A3, H1, H2, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Upright/Erect
Cushion/Mound-forming
Flower Color
Blue, Sky Blue, Indigo, Dark Blue
Blue, Red, Violet, White
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Brown, Sandy Brown
-
Leaf Color in Spring
Sea Green, Gray Green
Dark Green
Leaf Color in Summer
Sea Green, Gray Green
Green
Leaf Color in Fall
Sea Green, Gray Green
Green
Leaf Color in Winter
Light Green
-
Leaf Shape
Oblovate
Cushion
Plant Season
Spring, Summer, Fall
Fall, Summer
Sunlight
Full Sun, Partial Sun
Full Sun, Partial shade
Growth Rate
Very Fast
Fast
Type of Soil
Loam, Sand
Well drained
The pH of Soil
Acidic, Neutral, Alkaline
Acidic
Soil Drainage
Well drained
Well drained
Bloom Time
Indeterminate
Early Fall, Early Summer, Late Summer, Mid fall, Mid Spring
Where to Plant?
Container, Ground, Pot
Container, Ground, Pot
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
Form a Soil ring to water efficiently, Prefer drip-irrigation instead of Over-head watering, Requires watering in the growing season, Use Mulches to help prevent water loss during hot and windy weather, Water twice a day in the initial period
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Slightly Acidic
Acidic
Soil Type
Loamy
Well drained
Soil Drainage Capacity
Loamy
Well drained
Sun Exposure
Full Sun
Full Sun, Partial shade
Pruning
Prune to control growth, Remove damaged leaves, Remove dead branches, Remove dead leaves
Cut or pinch the stems, Prune after flowering, Prune to control growth, Remove dead or diseased plant parts, Remove deadheads
Fertilizers
Compost
All-Purpose Liquid Fertilizer
Pests and Diseases
Bacterial leaf spot, Botrytis Blight, Leafminers, Mealybugs, Mushroom root rot
Botrytis Blight, Crown rot, Pythium rot, Stem spot
Plant Tolerance
Drought
Drought
Flower Petal Number
Single
Single
Foliage Texture
Medium
Fine
Foliage Sheen
Matte
Matte
Attracts
Butterflies
Birds, Hummingbirds
Allergy
Chest tightness, Diarrhea, Dizziness, Nausea, Vomiting
coma, convulsions, Diarrhea, exhaustion, Nausea, salivation, Vomiting, weakness
Aesthetic Uses
Beautification, Bouquets, Landscape Designing, Showy Purposes
Beautification, Bouquets, Showy Purposes, Used for decorating walls, fences, gates, hedges, etc.
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
Asthma, Bronchitis, Croup
Part of Plant Used
Flowers, Root
Leaves, Seeds
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
Showy Purposes
Used As Indoor Plant
Yes
Yes
Used As Outdoor Plant
Yes
Yes
Garden Design
Container, Herb
Bedding Plant, Bog Garden, Edging, Foundation, Hanging Basket, Houseplant, Mixed Border, Rock Garden / Wall
Botanical Name
CENTAUREA cyanus
Lobelia laxiflora
Common Name
Batchelor's Buttons, Cornflower
Lobelia
In Hindi
Hydrangea
Lobelia
In German
Hortensie
Lobelie
In French
Hortensia
Lobelia
In Spanish
Hortensia
Lobelia
In Greek
υδραγεία
λοβηλία
In Portuguese
Hortênsia
Lobélia
In Polish
Hortensja
Lobelia
In Latin
Hibiscus
Lobelia
Phylum
Anthophyta
Anthophyta
Class
Magnoliopsida
Dicotyledonae
Order
Asterales
Asterales
Family
Asteraceae
Campanulaceae
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Asterids, Eudicots
Subfamily
Carduoideae
Lobelioideae
Season and Care of Cornflower and Lobelia
Season and care of Cornflower and Lobelia is important to know. While considering everything about Cornflower and Lobelia Care, growing season is an essential factor. Cornflower season is Spring, Summer and Fall and Lobelia season is Spring, Summer and Fall. The type of soil for Cornflower is Loam, Sand and for Lobelia is Well drained while the PH of soil for Cornflower is Acidic, Neutral, Alkaline and for Lobelia is Acidic.
Cornflower and Lobelia Physical Information
Cornflower and Lobelia physical information is very important for comparison. Cornflower height is 30.00 cm and width 30.00 cm whereas Lobelia height is 0.54 cm and width 0.38 cm. The color specification of Cornflower and Lobelia are as follows:
Cornflower flower color: Blue, Sky Blue, Indigo and Dark Blue
Cornflower leaf color: Sea Green and Gray Green
Lobelia flower color: Blue, Red, Violet and White
- Lobelia leaf color: Dark Green
Care of Cornflower and Lobelia
Care of Cornflower and Lobelia include pruning, fertilizers, watering etc. Cornflower pruning is done Prune to control growth, Remove damaged leaves, Remove dead branches and Remove dead leaves and Lobelia pruning is done Cut or pinch the stems, Prune after flowering, Prune to control growth, Remove dead or diseased plant parts and Remove deadheads. In summer Cornflower needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Lobelia needs Lots of watering and in winter, it needs Average Water.