Life Span
Perennial
Perennial
Origin
World/Pandemic, North America, Europe, Russia/Siberia, Northern Africa, Asia, India
North America, United States, Northwestern United States, Alaska, California, Canada
Types
White Spanish
Gladalan White
Not available
Number of Varieties
Not Available
Habitat
Cropland, Farms, gardens
Lowland evergreen rainforest
USDA Hardiness Zone
Not Available
4-7
AHS Heat Zone
Not Available
7-1
Sunset Zone
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
3a, 3b, 4, 5, 6, 7, 14, 15, 16, 17
Habit
Upright/Erect
Pyramidal
Flower Color
White, Yellow green
Yellow, Red, Coral
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Not Available
Brown
Leaf Color in Spring
Green
Green, Dark Green
Leaf Color in Summer
Green, Gray Green
Dark Green
Leaf Color in Fall
Green, Gray Green, Yellow green
Dark Green
Leaf Color in Winter
Not Available
Not Available
Plant Season
Not Available
Spring, Summer, Fall
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Type of Soil
Loam, Sand
Loam, Sand
The pH of Soil
Neutral
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Average
Bloom Time
Late Spring, Early Summer
Early Spring
Tolerances
Drought
Maritime exposure, Salt water
Where to Plant?
Ground, Pot
Ground
How to Plant?
Seedlings, Sets
Layering, Seedlings
Plant Maintenance
Medium
Medium
Watering Requirements
Keep the ground moist but not water-logged, Requires a lot of watering, Water twice a day in the initial period
Average Water Needs
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Neutral
Acidic, Neutral, Alkaline
Soil Type
Loam, Sand
Loam, Sand
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Pruning
Dispose of diseased portions, Prune after flowering
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
14-14-14 Fertilizer, All-Purpose Liquid Fertilizer, Fertilize the soil before planting
All-Purpose Liquid Fertilizer, Nitrogen
Pests and Diseases
Aphids, Downy mildew, Leaf rust, Slugs, Soft scales
Not Available
Plant Tolerance
Humidity, Shade areas, Shallow soil
Maritime exposure, Salt water
Flowers
Showy
Insignificant
Flower Petal Number
Single
Not Available
Fragrant Bark/Stem
Yes
No
Foliage Texture
Medium
Medium
Foliage Sheen
Matte
Glossy
Attracts
Aphids, Insects, Snails
Insects, Not Available
Allergy
Eye irritation, Gastric, Oral Allergy
Not Available
Aesthetic Uses
Not Used For Aesthetic Purpose
Not Used For Aesthetic Purpose
Beauty Benefits
Anti-ageing, Blackheads, Good for the Scalp, Reduce Bruises
Skin Problems
Environmental Uses
Air purification, Indoor Air Purification, Insect Repellent
Air purification, Prevent Soil Erosion, Shadow Tree
Medicinal Uses
Analgesic, Asthma, Bronchitis, cholesterol-lowering, Cough, Diabetes, Digestion problems, Diuretic, High blood pressure, Respiratory Disorders, Rheumatism
Anodyne, Appetizer, Astringent
Part of Plant Used
Whole plant
Flowers, Inner Bark, Sap
Other Uses
Animal Feed, Culinary use, Oil is used for aromatherapy, Sauces
Used as a dye, used for making charcoal, Used for making informal hedge
Used As Indoor Plant
Yes
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Edible, Herb / Vegetable
Screening / Wind Break, Shade Trees
Botanical Name
ALLIUM cepa 'White Ebenezer'
ALNUS rubra
Common Name
Garden Onion, White Onion
Oregon Alder, Red Alder
In German
Zwiebel
rot-Erle
In French
Oignon
aulne rouge
In Spanish
Cebolla
aliso rojo
In Greek
Κρεμμύδι
κόκκινη σκλήθρα
In Portuguese
Cebola
amieiro vermelho
In Polish
Cebula
czerwony olcha
Phylum
Magnoliophyta
Magnoliophyta
Class
Liliopsida
Magnoliopsida
Order
Asparagales
Fagales
Family
Liliaceae
Betulaceae
Clade
Angiosperms, Monocots
Angiosperms, Eudicots, Rosids
Tribe
Allieae
Not Available
Subfamily
Allioideae
Not Available
Season and Care of White Onion and Red Alder
Season and care of White Onion and Red Alder is important to know. While considering everything about White Onion and Red Alder Care, growing season is an essential factor. White Onion season is Not Available and Red Alder season is Not Available. The type of soil for White Onion is Loam, Sand and for Red Alder is Loam, Sand while the PH of soil for White Onion is Neutral and for Red Alder is Acidic, Neutral, Alkaline.
White Onion and Red Alder Physical Information
White Onion and Red Alder physical information is very important for comparison. White Onion height is 60.00 cm and width 10.20 cm whereas Red Alder height is 1,370.00 cm and width 610.00 cm. The color specification of White Onion and Red Alder are as follows:
White Onion flower color: White and Yellow green
White Onion leaf color: Green
Red Alder flower color: Yellow, Red and Coral
- Red Alder leaf color: Green and Dark Green
Care of White Onion and Red Alder
Care of White Onion and Red Alder include pruning, fertilizers, watering etc. White Onion pruning is done Dispose of diseased portions and Prune after flowering and Red Alder pruning is done Remove damaged leaves, Remove dead branches and Remove dead leaves. In summer White Onion needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Red Alder needs Lots of watering and in winter, it needs Average Water.