Onion is the common name of Allium cepa species, from Alliaceae family.
Also known as: garden onion.
Onion from Maui
Image credit: Forest & Kim Starr
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Features of Onion
Height to 36-48 inches. Spread to 6-12 inches. Zone 4-9. Biennial.
clustered, greenish-white, star-shaped flower in summer.
onion-scented, pungent bulb.
Growing Onion
- disease: mildew may develop in wet weather.
- pest: Onion maggots may attack the bulbs.
- transplant: 6 to 12 inches. Smaller spacing produces smaller bulbs.
Using Onion
Culinary
Meat
Combines well with pork and beef. Use in baked and stir-fried dishes. (Use bulb)
Sauce
Add flavour to many sauces. (Use bulb)
Soup
Make onion soups or add to other soups. (Use bulb)
Vegetable
Boil, bake, or stir-fry as a vegetable. (Use bulb)
Household
Cleaning
Use juice to prevent rust and polish glass and copperwares. (Use bulb)
Medicinal
First-aid
Onion juice may promote the healing of wounds. (Use bulb)
First-aid
Apply juice to insect bites and bee stings. (Use bulb)
Medicine
Eat as a vegetable to relieve cold symptoms. (Use bulb)
Supplement
Incorporate in the diet to help reduce cholesterol and high blood pressure, and prevent heart diseases and strokes. (Use bulb)
Traditional Remedies
- Skin » wounds and sores, insect bite
- Respiratory » cold and flu, sinus
- Digestive » indigestion, intestinal problems
- Other » high blood pressure, high cholesterol
Traditional remedies may or may not be supported by scientific evidences.
Cautions
- Please consult with your doctor before using onion for health related purposes.





