When to plant Pole Beans in Silver Bow County, MT
Plant Pole Beans in Silver Bow County during the brief June 22–July 13 window. With 84 frost-free days, fall plantings can't mature before September 7.
When to Plant Pole Beans in Silver Bow County, MT
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.
Silver Bow County, Montana is in USDA Zone 5a. The average last spring frost is June 15 and the first fall frost is September 7, giving you a growing season of approximately 84 days.
At an elevation of 5,305 feet, Silver Bow County receives approximately 14.3 inches of rainfall annually with predominantly loam soil. Summer highs average 84°F, so choose short-season varieties of Pole Beans to ensure they mature before fall. With low rainfall, drip irrigation is essential for growing Pole Beans successfully. Mulch heavily to conserve soil moisture.
Silver Bow County Soil Profile
Soil Type
Loam
Soil pH
6.0-7.0
Drainage
Well Drained
Pole Beans Planting Timeline — Silver Bow County, MT
Pole Beans Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Start Indoors | April 20 | Apr 20 – May 4 |
| Transplant Outdoors | June 29 | Jun 29 – Jul 13 |
| Direct Sow | June 22 | Jun 22 – Jul 13 |
| Harvest | August 24 | Aug 24 – Oct 19 |
Plant 1" deep · 15" apart · Rows 24" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | — |
| April | Start Indoors |
| May | Start Indoors |
| June | Transplant Outdoors Direct Sow |
| July | Transplant Outdoors Direct Sow |
| August | Harvest |
| September | Harvest |
| October | Harvest |
| 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 5a
📆 Growing Season
84 days in Silver Bow County
Growing Tips for Silver Bow 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 Silver Bow County, MT?
Silver Bow County is in Zone 5a with an average last frost of June 15. Plan your Pole Beans planting based on this frost date — see the calendar above for exact timing.
What planting zone is Silver Bow County, MT?
Silver Bow County, Montana is in USDA Hardiness Zone 5a. The average last spring frost is June 15 and first fall frost is September 7.
When should I plant Pole Beans in Silver Bow County, MT?
In Silver Bow County, MT, plant Pole Beans after the last frost (around June 15) and before the first frost (around September 7). Best results when soil holds above 50°F.
What growing zone is Silver Bow County, MT for Pole Beans?
Silver Bow County sits in USDA Zone 5a. Pole Beans grows reliably in zones 3a through 11b, so it's a good fit here.
Can Pole Beans grow in Silver Bow County's climate?
Yes — Pole Beans grows well in Silver Bow County's temperate climate. Silver Bow County averages a 84-day frost-free season, with last frost around June 15 and first frost around September 7.
Your Silver Bow County Garden Planner — Free
A 22-page printable planner built for Silver Bow 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.