When to plant Nasturtium in Zone 9a
In Zone 9a, Nasturtium: direct sow outdoors around Feb 28–Mar 14. Expect to harvest around Apr 24–May 8.
| Step | When |
|---|---|
| Direct sow outdoors | Feb 28 – Mar 14 |
| Harvest | Apr 24 – May 8 |
Tip: Edible flowers and leaves; direct-sow the large seeds where they're to grow — it resents transplanting.
Zone 9a averages a last spring frost around Feb 28 and a first fall frost around Dec 5. These are zone averages — look up your ZIP for your exact area.
See the full Zone 9a calendar in the tool →