When to plant Blueberry in Zone 4b
In Zone 4b, Blueberry: transplant outdoors around Apr 12–Apr 26. Expect to harvest around Aug 10–Aug 24.
| Step | When |
|---|---|
| Transplant outdoors | Apr 12 – Apr 26 |
| Harvest | Aug 10 – Aug 24 |
Tip: A long-lived perennial shrub. Plant in early spring in acidic soil (pH 4.5–5.5); needs a couple of years to hit full yield.
Zone 4b averages a last spring frost around May 10 and a first fall frost around Sep 22. These are zone averages — look up your ZIP for your exact area.
See the full Zone 4b calendar in the tool →