When to plant Spinach in Menominee County, MI
The best window to plant Spinach in Menominee County, is May 4–May 25, when soil warms to 50°F. Last frost typically hits May 18; first frost October 1. A second sowing from July 23 to August 6 extends the harvest into fall.
When to Plant Spinach in Menominee County, MI
Spinach is a nutrient-packed cool-season green that grows quickly in spring and fall. It is rich in iron, vitamins, and antioxidants and excellent raw or cooked.
Menominee County, Michigan is in USDA Zone 5a. The average last spring frost is May 18 and the first fall frost is October 1, giving you a growing season of approximately 136 days.
At an elevation of 1,102 feet, Menominee County receives approximately 32.2 inches of rainfall annually with predominantly silt loam soil. Summer highs average 84°F, so choose short-season varieties of Spinach to ensure they mature before fall.
Menominee County Soil Profile
Soil Type
Silt Loam
Soil pH
6.0-7.0
Drainage
Well Drained
Spinach Planting Timeline — Menominee County, MI
Spinach Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Start Indoors | April 13 | Apr 13 – Apr 27 |
| Transplant Outdoors | May 18 | May 18 – Jun 1 |
| Direct Sow | May 4 | May 4 – May 25 |
| Harvest | June 22 | Jun 22 – Aug 24 |
| Fall Sowing | July 23 | Jul 23 – Aug 6 |
Plant 0.5" deep · 6" apart · Rows 12" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | — |
| April | Start Indoors |
| May | Transplant Outdoors Direct Sow |
| June | Transplant Outdoors Harvest |
| July | Fall Sowing Harvest |
| August | Fall Sowing Harvest |
| September | — |
| October | — |
| November | — |
| December | — |
Growing Conditions
☀️ Sun
Partial Shade (3-6 hours)
💧 Water
Moderate — regular watering
📅 Days to Maturity
35–50 days
🧪 Soil pH
Needs 6.5–7.5 · Your soil: N/A
🗺️ USDA Zone
Zone 5a
📆 Growing Season
136 days in Menominee County
Growing Tips for Menominee County
Direct sow as soon as soil can be worked in spring. Plant in partial shade for summer crops to delay bolting. Succession plant every 2 weeks for continuous harvest.
Companion Planting
Good Companions
Check more plant combinations with our Companion Planting Checker →
Wind pollinated — isolate 1/2 mile for purity. Easy to let bolt in heat.
Spinach in Other Locations
Frequently Asked Questions
When should I plant Spinach in Menominee County, MI?
Menominee County is in Zone 5a with an average last frost of May 18. Plan your Spinach planting based on this frost date — see the calendar above for exact timing.
What planting zone is Menominee County, MI?
Menominee County, Michigan is in USDA Hardiness Zone 5a. The average last spring frost is May 18 and first fall frost is October 1.
When should I plant Spinach in Menominee County, MI?
In Menominee County, MI, plant Spinach after the last frost (around May 18) and before the first frost (around October 1). Best results when soil holds above 50°F.
What growing zone is Menominee County, MI for Spinach?
Menominee County sits in USDA Zone 5a. Spinach grows reliably in zones 2a through 10b, so it's a good fit here.
Can Spinach grow in Menominee County's climate?
Yes — Spinach grows well in Menominee County's temperate climate. Menominee County averages a 136-day frost-free season, with last frost around May 18 and first frost around October 1.
Your Menominee County Garden Planner — Free
A 22-page printable planner built for Menominee County (Zone 5a). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.