Vegetables
Onion
Choose a variety matched to your day length and keep the bed weed free.
Allium cepa · Vegetables · Annual or seasonal
When to plant Onion in Australia
Sourced timing by broad climate zone. Zones with no sourced timing for an action are left out rather than estimated.
- Sow seed
- Cool — Mar, Apr, May, Jun, Jul, Aug, Sep, Oct
- Temperate — Mar, Apr, May, Jun, Sep
- Subtropical — Apr, May, Jun, Jul
- Tropical — Apr
- Arid — Mar, Apr, May, Jun, Jul, Aug
- Plant out seedlings
- Tropical — Jun, Jul
Australian planting guide by climate zone
Sourced guidance by broad climate zone, shown as fixed months, timing relative to sowing or planting, or written growing advice. Your GrowCal calendar applies your regional growing profile, so its dates may sit earlier or later than the months below.
| Action | Cool | Temperate | Subtropical | Tropical | Arid |
|---|---|---|---|---|---|
| Sow | Mar, Apr, May, Jun, Jul, Aug, Sep, Oct | Mar, Apr, May, Jun, Sep | Apr, May, Jun, Jul | AprDetailsSow seed in the months the Gardening Australia magazine grow guide lists for this climate zone. | Mar, Apr, May, Jun, Jul, Aug |
| Plant out | No sourced timing currently shown | No sourced timing currently shown | No sourced timing currently shown | Jun, JulDetailsPlant seedlings in the months the Gardening Australia magazine grow guide lists for this climate zone. | No sourced timing currently shown |
| Feed | No sourced timing currently shown | No sourced timing currently shown | No sourced timing currently shown | AprDetailsKeep moist and mulch along the rows with straw. Apply seaweed solution or liquid fertiliser fortnightly. Apply organic fertiliser pellets or blood and bone monthly. Thin to 10-12cm. | No sourced timing currently shown |
| Pest check | No sourced timing currently shown | No sourced timing currently shown | No sourced timing currently shown | No sourced timing currently shown | No sourced timing currently shown |
| Harvest | No sourced timing currently shown | No sourced timing currently shown | No sourced timing currently shown | No sourced timing currently shown | No sourced timing currently shown |
Only sourced growing and timing guidance is shown.
Zone notes
- Tropical: Plenty of sun; good drainage
About this data
This schedule is part of GrowCal's preview horticultural dataset — useful as general guidance, and still being validated. Conditions vary with your soil, aspect, frost and variety. Read more on the data & methodology page, or send us a correction.
Related planting guides
Other plants in the GrowCal dataset, mostly from the same category.
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