Onion Plant Care
Description
Onions are staple vegetables known for their pungent flavor and aroma.
Origin
Cultivated for thousands of years, likely originating in central Asia.
Popularity
Widely used worldwide in cooking as a flavor base.
Growing Conditions
Sunlight
Full sun
Temperature
Cool-season crop, optimal 55°F to 75°F
Soil
Sandy loam with good drainage, pH 6.0-7.0
Other Conditions
Requires a long, cool growing season for bulb formation.
Care Guide
Watering
Water once a week, keeping soil evenly moist
Fertilizing
Use a balanced, low-nitrogen fertilizer
Pruning
Mulch to keep moisture and minimize weeds
Seasonal Maintenance
Harvest when tops fall over and start to brown.
Common Issues
Pests
Description: Onion maggots and thrips.
Prevention: Rotate crops and use row covers.
Treatment: Apply neem oil and use beneficial nematodes.
Diseases
Description: Fusarium rot and downy mildew.
Prevention: Ensure proper spacing and good air circulation.
Treatment: Remove affected plants and use fungicides.
Frequently Asked Questions
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Learn more →Quick Facts
Light Needs
Full sun
Water Frequency
Weekly, even moisture required
Growth Rate
Moderate