When to plant sweet potato in Darwin
Sweet potato is frost-tender, so every date keys off Darwin's last spring frost.
Step 1 · Sow
Direct sow outdoors
Nov 15 – Dec 13
Sow straight into warm, workable soil.
Step 2 · Harvest
Harvest window
Feb 13 – Mar 14
Picking runs until conditions turn against the crop.
Window
Days to maturity
90 – 120 d
From sowing to first pick.
Common questions
When can I sow sweet potato outdoors in Darwin?
Direct-sow around mid November (Nov 15–Dec 13) in Darwin, based on its local frost dates. Confidence 62%.
When will sweet potato be ready to harvest in Darwin?
Expect to harvest from around mid February (Feb 13–Mar 14) in Darwin, based on its local frost dates. Confidence 56%.
The rule of thumb
Sow sweet potato 6–8 weeks before your last spring frost; plant out 2–3 weeks after it. Every date on this page is derived from that rule and Darwin's frost dates.
Confidence 78/100 · NOAA GHCN-Daily · 1991–2020 normals · frost dates are probabilities, not guarantees.