Onion Spray Program
Allium cepa
Complete guide to onion crop protection. Covers insect pests, fungal diseases, and weed management.
Program Overview
| Category | Early Season Week 0-6 (Early season) | Mid Season Week 7-20 (Mid season) | Late Season Week 21-30 (Late season) | Harvesting Week 13+ (Harvesting) |
|---|---|---|---|---|
Weed Control | — | — | ||
Insect Control | — | |||
Disease Prevention | — | — | — | |
Disease Control | — |
Early Season
Pre-plant weed burndown and early protection against cutworms, damping-off, and white tip.
Mid Season
Control leaf miners, downy mildew, purple blotch, rust, and powdery mildew during active growth.
Late Season
Control red spider mites, onion thrips, and neck rot to protect maturing bulbs.
Harvesting
Post-emergence grass weed control during the harvest period.
Safety Information
Always read and follow label directions. Wear appropriate personal protective equipment (PPE) when handling agrochemicals. Store in original containers in a secure location away from children and animals. Dispose of containers properly according to local regulations. Consult your local extension officer for region-specific recommendations.