When to Plant Cosmos in Zone 9a
Plan your Cosmos harvest with precision. Below is the exact Zone 9a planting schedule, frost dates, and recommended companion crops.
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Crop Dates : 9a
| Milestone | Date |
|---|---|
| Start Indoors | Feb 13th |
| Last Frost | Mar 6th |
| Transplant / Sow Outdoors | Mar 6th |
| Harvest Begins | May 5th |
| Harvest Ends | Nov 26th |
