When to plant Pole Beans in Marshall County, MN
Marshall County sits in cold Zone 3b. Plant Pole Beans May 25–June 15 for the single annual harvest; the October 2 first frost closes the window.
When to Plant Pole Beans in Marshall County, MN
Pole beans are climbing varieties of green beans that produce over a much longer season than bush types. They require trellising but yield more per square foot.
Marshall County, Minnesota is in USDA Zone 3b. The average last spring frost is May 11 and the first fall frost is October 2, giving you a growing season of approximately 144 days.
At an elevation of 1,303 feet, Marshall County receives approximately 33.6 inches of rainfall annually with predominantly silt loam soil. Summer highs average 81°F, so choose short-season varieties of Pole Beans to ensure they mature before fall.
Marshall County Soil Profile
Soil Type
Silt Loam
Soil pH
6.0-7.0
Drainage
Well Drained
Pole Beans Planting Timeline — Marshall County, MN
Pole Beans Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Start Indoors | March 9 | Mar 9 – Mar 23 |
| Transplant Outdoors | June 1 | Jun 1 – Jun 15 |
| Direct Sow | May 25 | May 25 – Jun 15 |
| Harvest | July 27 | Jul 27 – Sep 21 |
Plant 1" deep · 15" apart · Rows 24" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | Start Indoors |
| April | — |
| May | Direct Sow |
| June | Transplant Outdoors Direct Sow |
| July | Harvest |
| August | Harvest |
| September | Harvest |
| October | — |
| November | — |
| December | — |
Growing Conditions
☀️ Sun
Full Sun (6-8+ hours)
💧 Water
Moderate — regular watering
📅 Days to Maturity
55–70 days
🧪 Soil pH
Needs 6–7 · Your soil: N/A
🗺️ USDA Zone
Zone 3b
📆 Growing Season
144 days in Marshall County
Growing Tips for Marshall County
Provide sturdy 6-8 foot poles, tepees, or trellises. Direct sow after last frost. Pick regularly to encourage continued production. Beans fix nitrogen benefiting following crops.
Companion Planting
Good Companions
Avoid Planting Near
Check more plant combinations with our Companion Planting Checker →
Pole Beans in Other Locations
Frequently Asked Questions
When should I plant Pole Beans in Marshall County, MN?
Marshall County is in Zone 3b with an average last frost of May 11. Plan your Pole Beans planting based on this frost date — see the calendar above for exact timing.
What planting zone is Marshall County, MN?
Marshall County, Minnesota is in USDA Hardiness Zone 3b. The average last spring frost is May 11 and first fall frost is October 2.
When should I plant Pole Beans in Marshall County, MN?
In Marshall County, MN, plant Pole Beans after the last frost (around May 11) and before the first frost (around October 2). Best results when soil holds above 50°F.
What growing zone is Marshall County, MN for Pole Beans?
Marshall County sits in USDA Zone 3b. Pole Beans grows reliably in zones 3a through 11b, so it's a good fit here.
Can Pole Beans grow in Marshall County's climate?
Yes — Pole Beans grows well in Marshall County's temperate climate. Marshall County averages a 144-day frost-free season, with last frost around May 11 and first frost around October 2.
Your Marshall County Garden Planner — Free
A 22-page printable planner built for Marshall County (Zone 3b). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.