In USDA zone 5, the last spring frost usually falls between Apr 10 and May 10. Start tomatoes indoors around Feb 19 to Apr 5. Plant them out around Apr 30 to May 21. Expect to harvest around Jul 12 to Oct 15.
| Start seeds indoors | Feb 19 to Apr 5 |
|---|---|
| Plant outside | Apr 30 to May 21 |
| Harvest | Jul 12 to Oct 15 |
| Typical last spring frost | Apr 10 to May 10 |
| Typical first fall frost | around Oct 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 tomatoes in your exact town, not just your zone.
Get my dates free →Summer staple — wait for warmth, then feast. Read the full tomatoes growing guide: spacing, sun and soil, step-by-step care, problems and the best varieties.