When to plant Acorn Squash in Brown County, MN
Brown County gardeners should plant Acorn Squash between May 7 and May 28 in spring. With Brown County's Zone 5a climate (last frost April 30), Acorn Squash needs 80–100 days to mature — plant by June 29 for a full harvest.
When to Plant Acorn Squash in Brown County, MN
Acorn squash is a small winter squash with dark green, ribbed skin and mildly sweet orange flesh. It is perfect for stuffing and roasting as individual servings.
Brown County, Minnesota is in USDA Zone 5a. The average last spring frost is April 30 and the first fall frost is October 7, giving you a growing season of approximately 160 days.
At an elevation of 1,199 feet, Brown County receives approximately 31.8 inches of rainfall annually with predominantly silt loam soil. Summer highs average 83°F, so choose short-season varieties of Acorn Squash to ensure they mature before fall.
Brown County Soil Profile
Soil Type
Silt Loam
Soil pH
6.0-7.0
Drainage
Well Drained
Acorn Squash Planting Timeline — Brown County, MN
Acorn Squash Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Start Indoors | March 26 | Mar 26 – Apr 9 |
| Transplant Outdoors | May 14 | May 14 – May 28 |
| Direct Sow | May 7 | May 7 – May 28 |
| Harvest | August 6 | Aug 6 – Sep 10 |
Plant 1" deep · 30" apart · Rows 42" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | Start Indoors |
| April | Start Indoors |
| May | Transplant Outdoors Direct Sow |
| June | — |
| July | — |
| August | Harvest |
| September | Harvest |
| October | — |
| November | — |
| December | — |
Growing Conditions
☀️ Sun
Full Sun (6-8+ hours)
💧 Water
Moderate — regular watering
📅 Days to Maturity
80–100 days
🧪 Soil pH
Needs 5.5–7 · Your soil: N/A
🗺️ USDA Zone
Zone 5a
📆 Growing Season
160 days in Brown County
Growing Tips for Brown County
Direct sow after last frost. Harvest when the ground spot turns orange and the skin is hard. Acorn squash has a shorter storage life than butternut, lasting about 2 months.
Companion Planting
Good Companions
Avoid Planting Near
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Acorn Squash in Other Locations
Frequently Asked Questions
When should I plant Acorn Squash in Brown County, MN?
Brown County is in Zone 5a with an average last frost of April 30. Plan your Acorn Squash planting based on this frost date — see the calendar above for exact timing.
What planting zone is Brown County, MN?
Brown County, Minnesota is in USDA Hardiness Zone 5a. The average last spring frost is April 30 and first fall frost is October 7.
When should I plant Acorn Squash in Brown County, MN?
In Brown County, MN, plant Acorn Squash after the last frost (around April 30) and before the first frost (around October 7). Best results when soil holds above 50°F.
What growing zone is Brown County, MN for Acorn Squash?
Brown County sits in USDA Zone 5a. Acorn Squash grows reliably in zones 3a through 11b, so it's a good fit here.
Can Acorn Squash grow in Brown County's climate?
Yes — Acorn Squash grows well in Brown County's temperate climate. Brown County averages a 160-day frost-free season, with last frost around April 30 and first frost around October 7.
Your Brown County Garden Planner — Free
A 22-page printable planner built for Brown 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.