When to plant potatoes in zone 4
In USDA zone 4, the last spring frost usually falls between May 1 and May 20. Sow or plant potatoes around May 3 to Jun 3. Expect to harvest around Aug 9 to Oct 9.
Zone 4 dates for potatoes
| Sow or plant outside | May 3 to Jun 3 |
|---|---|
| Harvest | Aug 9 to Oct 9 |
| Typical last spring frost | May 1 to May 20 |
| Typical first fall frost | around Sep 15 |
USDA zones measure winter cold, not frost dates, so these are typical dates for the zone. Towns in the same zone can be weeks apart.
Get dates for potatoes in your exact town, not just your zone.
Get my dates free →How to grow potatoes
Plant in spring, dig buried treasure. Read the full potatoes growing guide: spacing, sun and soil, step-by-step care, problems and the best varieties.