When to Plant Alyssum in Zone 4b
Plan your Alyssum harvest with precision. Below is the exact Zone 4b planting schedule, frost dates, and recommended companion crops.
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Crop Dates : 4b
Growing note: This crop establishes over multiple seasons (~90 days / ~1 year to first harvest). Plant on the frost schedule; first harvest follows establishment, not a single frost-free season.
| Milestone | Date |
|---|---|
| Start Indoors | Mar 18th |
| Last Frost | May 13th |
| Transplant / Sow Outdoors | May 13th |
| Harvest Begins | Aug 11th |
| Harvest Ends | Sep 27th |
