When to Plant Microgreens in USDA Zone 2b
Microgreens are young seedlings of vegetables and herbs harvested at the cotyledon or first true leaf stage. They pack concentrated flavors and nutrients in a tiny package.
In Zone 2b, the average last spring frost is around May 22 and the first fall frost is around September 10, giving you a growing season of approximately 111 days.
Microgreens Planting Timeline — Zone 2b
Where Is USDA Zone 2b?
The map below highlights the states that contain Zone 2b. Click any state to see the Microgreens planting schedule for that location.
Microgreens Planting Calendar — Zone 2b
| Activity | When | Date Range |
|---|---|---|
| Start Indoors | April 10 | Apr 10 – Apr 24 |
| Transplant Outdoors | May 22 | May 22 – Jun 5 |
| Direct Sow | May 15 | May 15 – Jun 5 |
| Harvest | May 29 | May 29 – Jun 26 |
| Fall Sowing | June 18 | Jun 18 – Jul 2 |
Plant 0.5" deep · 2" apart · Rows 6" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | — |
| April | Start Indoors |
| May | Transplant Outdoors Direct Sow Harvest |
| June | Transplant Outdoors Direct Sow Fall Sowing Harvest |
| July | Fall Sowing |
| August | — |
| September | — |
| October | — |
| November | — |
| December | — |
Free Zone 2b Planting Calendar PDF
Know exactly when to plant every crop in your zone. Get a printable month-by-month calendar customized for Zone 2b with start dates, transplant windows, and harvest times.
Growing Conditions
Sun
Partial Shade (3-6 hours)
💧 Water
Moderate — regular watering
Days to Maturity
7–21 days
Soil pH
6 – 7
Zone Temperature Range
-45°F to -40°F average annual minimum
Growing Season
111 days (Zone 2b average)
Planting Specifications
| Planting Depth | 0.5 inches |
| Plant Spacing | 2 inches apart |
| Row Spacing | 6 inches between rows |
Succession Planting Microgreens in Zone 2b
Sow every 0.7 weeks for continuous harvest throughout the season.
Growing Tips for Microgreens in Zone 2b
Zone 2b has a short growing season (~111 days). Start Microgreens indoors early and use season-extension techniques like row covers and cold frames.
Sow seeds densely on shallow trays of moist growing medium. Cover until germination, then provide light. Harvest with scissors when 1-3 inches tall. Grow year-round indoors.
Saving Microgreens Seeds
Recommended for Your Garden
Full-spectrum LED lights for starting seeds indoors when daylight is limited.
Warm soil for faster germination of heat-loving crops like tomatoes and peppers.
Protect plants from frost, wind, and pests while letting light and water through.
Microgreens in Other Zones
Microgreens by State
- Alabama
- Alaska
- Arizona
- Arkansas
- California
- Colorado
- Connecticut
- Delaware
- Florida
- Georgia
- Hawaii
- Idaho
- Illinois
- Indiana
- Iowa
- Kansas
- Kentucky
- Louisiana
- Maine
- Maryland
- Massachusetts
- Michigan
- Minnesota
- Mississippi
- Missouri
- Montana
- Nebraska
- Nevada
- New Hampshire
- New Jersey
- New Mexico
- New York
- North Carolina
- North Dakota
- Ohio
- Oklahoma
- Oregon
- Pennsylvania
- Rhode Island
- South Carolina
- South Dakota
- Tennessee
- Texas
- Utah
- Vermont
- Virginia
- Washington
- West Virginia
- Wisconsin
- Wyoming
Frequently Asked Questions
When should I plant Microgreens in Zone 2b?
In Zone 2b, plan your Microgreens planting around the average last frost date of May 22. Start seeds indoors around April 10. Direct sow outdoors around May 15. Transplant seedlings around May 22.
Can Microgreens grow in Zone 2b?
Yes, Microgreens can grow well in Zone 2b, hardy in USDA zones 1a through 13b. Zone 2b has a growing season of approximately 111 days, which is sufficient for Microgreens (7-21 days to maturity).
When can I harvest Microgreens in Zone 2b?
In Zone 2b, expect to harvest Microgreens from May 29 – June 26. Microgreens takes 7-21 days from planting to harvest.
What is the last frost date for Zone 2b?
The average last spring frost in Zone 2b is around May 22, and the first fall frost is around September 10. This gives a growing season of approximately 111 days. These are 50% probability dates — actual frost dates vary year to year.
Plan Your Garden with Confidence
Get our free Garden Planner — organize your planting dates for Zone 2b, track your crops, and plan your garden season from seed to harvest.
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