What to plant in May — zone 3b
Zone 3b averages its last spring frost around May 25 and its first fall frost around September 15. Everything below is timed from those two dates, so it stays useful whether you're planting for summer or for a fall harvest.
Direct sow
- Carrotaround May 4
Soil is ready -3 weeks before last frost.
- Kalearound May 4
Soil is ready -3 weeks before last frost.
- Beetaround May 4
Soil is ready -3 weeks before last frost.
- Onionaround May 4
Soil is ready -3 weeks before last frost.
- Broccoliaround May 4
Soil is ready -3 weeks before last frost.
- Chivesaround May 4
Soil is ready -3 weeks before last frost.
- Potatoaround May 11
Soil is ready -2 weeks before last frost.
- Cilantroaround May 11
Soil is ready -2 weeks before last frost.
- Parsleyaround May 11
Soil is ready -2 weeks before last frost.
- Dillaround May 25
Soil is ready 0 weeks after last frost.
Transplant out
- Kalearound May 4
Goes out 3 weeks before last frost — it takes the cold.
- Broccoliaround May 4
Goes out 3 weeks before last frost — it takes the cold.
- Chivesaround May 4
Goes out 3 weeks before last frost — it takes the cold.
- Strawberryaround May 4
Goes out 3 weeks before last frost — it takes the cold.
- Lettucearound May 11
Goes out 2 weeks before last frost — it takes the cold.
- Onionaround May 11
Goes out 2 weeks before last frost — it takes the cold.
- Parsleyaround May 11
Goes out 2 weeks before last frost — it takes the cold.
- Mintaround May 11
Goes out 2 weeks before last frost — it takes the cold.
Plan & order
- Order fall seedaround May 18
Fall brassicas and greens get sown in the heat of summer — have the seed on hand before that window opens.
Start indoors for fall
- Broccoliaround May 21
Fall broccoli window opens — sow trays any time in the next four weeks.
Turn this into your own calendar
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