When to plant onion in Darwin
Darwin is frost-free, so onion's dates key off the local wet and dry seasons and monthly temperatures — not a frost date.
Step 1 · Sow
Direct sow outdoors
May 1 – May 31
Sow straight into warm, workable soil.
Step 2 · Harvest
Harvest window
Jul 30 – Sep 18
Picking runs until conditions turn against the crop.
Window
Days to maturity
90 – 110 d
From sowing to first pick.
Common questions
When can I sow onion outdoors in Darwin?
Direct-sow around early May (May 1–May 31) in Darwin, based on its local frost dates. Confidence 55%.
When will onion be ready to harvest in Darwin?
Expect to harvest from around late July (Jul 30–Sep 18) in Darwin, based on its local frost dates. Confidence 49%.
The rule of thumb
Darwin never frosts, so timing is about heat and the wet/dry seasons, not frost. Sow onion into its window above and keep it watered. Every date here is modelled from Darwin's monthly climate normals, not frost dates.
Confidence 67/100 · Curated · based on NASA POWER (modeled) 1991–2020 · modelled from climate normals.