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Carrots & Onions

✓ Excellent Companions

✓ Why Carrots and Onions Work Well Together

✓Onions strongly repel carrot rust fly
✓Carrots may help repel onion fly
✓Mutual pest protection documented in studies

🔬 How It Works (Science)

  • 1.Olfactory confusion for host-specific pests
  • 2.Volatile sulfur compound masking
  • 3.Disruption of pest life cycles

📋 Planting Tips

1Alternate rows of carrots and onions
2Plant at same time for season-long protection
3Use both green onions and bulbing onions

📏 Recommended Spacing

Alternate rows 4-6" apart

📚 Sources & Research

  • •UK agricultural research
  • •Carrot fly studies
  • •Organic pest control literature

Other Carrots Companions

Tomatoes✓ GoodLeeks✓ GoodPeas✓ GoodDill✕ Avoid

Other Onions Companions

Cabbage✓ GoodBeets✓ GoodChamomile✓ GoodStrawberries✓ Good

🌱 Explore More Companion Pairs

Corn + BeansCorn + SquashBeans + SquashTomatoes + BasilTomatoes + CarrotsTomatoes + MarigoldsTomatoes + ParsleyTomatoes + Asparagus

Plan Your Companion Planting Garden

Use Solara to design your garden layout with companion planting recommendations, spacing guides, and succession planting schedules.

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