← Back to catalog
Onion
Lök · Amaryllidaceae
Long-season bulb vegetable. Plant sets or transplants in early spring.
Per square
9 plants
Sun
☀️ Full sun
Water
💧💧 Medium
Days to harvest
100 days
💡 Tips
Leaves falling over signals maturity. Cure in a dry spot for 2–3 weeks before storing.
vegetablebulbcool-season
Companion Planting
These hints appear in the planner when adjacent squares are detected.
✅ Good neighbors
✅
🥕 Carrot — Onion scent deters carrot fly; carrot scent deters onion fly
✅
🔴 Beetroot — Onion deters beet leaf miners; beet loosens soil for onion
✅
🥦 Broccoli — Onion deters cabbage worms and aphids on broccoli
⚠️ Bad neighbors
⚠️
🫛 Peas — Onion stunts pea growth
⚠️
🫘 Green Beans — Onion inhibits bean growth