☀️ Summer 2026 — Zone 1a Planting Guide
Here's everything you can plant during Summer 2026 in USDA Zone 1a. With a last frost around June 15 and first frost around August 15, you have a 61-day growing season to work with.
There are 9 planting activities across June, July, August.
Transplant Outdoors This Summer
| Plant | Type | When | Days to Maturity |
|---|---|---|---|
| Cabbage | Vegetable | 60–100 | |
| Microgreens | Vegetable | 7–21 | |
| Savoy Cabbage | Vegetable | 70–110 |
Direct Sow This Summer
| Plant | Type | When | Days to Maturity |
|---|---|---|---|
| Cabbage | Vegetable | 60–100 | |
| Microgreens | Vegetable | 7–21 | |
| Savoy Cabbage | Vegetable | 70–110 |
Harvest This Summer
| Plant | Type | When | Days to Maturity |
|---|---|---|---|
| Microgreens | Vegetable | 7–21 | |
| Cabbage | Vegetable | 60–100 | |
| Savoy Cabbage | Vegetable | 70–110 |
Your Zone 1a Garden Planner — Free
A 24-page printable planner tailored to Zone 1a. Planting dates, monthly task lists, harvest log, seed inventory, and succession charts — everything you need to plan a full season.