When to plant Snapdragon in Zone 6a
In Zone 6a, Snapdragon: start seeds indoors around Feb 24–Mar 10; transplant outdoors around Apr 7–Apr 21. Expect to harvest around Jul 6–Jul 20.
| Step | When |
|---|---|
| Start seeds indoors | Feb 24 – Mar 10 |
| Transplant outdoors | Apr 7 – Apr 21 |
| Harvest | Jul 6 – Jul 20 |
Tip: Cool-tolerant; transplant a bit before the last frost. Pinch tips for bushier, multi-stem plants.
Zone 6a averages a last spring frost around Apr 21 and a first fall frost around Oct 17. These are zone averages — look up your ZIP for your exact area.
See the full Zone 6a calendar in the tool →