When to plant Mint in Zone 5b
In Zone 5b, Mint: transplant outdoors around Apr 30–May 14. Expect to harvest around Jul 14–Jul 28.
| Step | When |
|---|---|
| Transplant outdoors | Apr 30 – May 14 |
| Harvest | Jul 14 – Jul 28 |
Tip: Vigorous to the point of invasive — grow it in a pot or buried container to contain the roots.
Zone 5b averages a last spring frost around Apr 30 and a first fall frost around Oct 5. These are zone averages — look up your ZIP for your exact area.
See the full Zone 5b calendar in the tool →