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