When to plant Scarlet Runner Beans in Phillips County, CO
The best window to plant Scarlet Runner Beans in Phillips County, is May 11–June 1, when soil warms to 50°F. Last frost typically hits May 4; first frost October 7.
When to Plant Scarlet Runner Beans in Phillips County, CO
Scarlet runner beans are ornamental and edible climbing beans with vivid red flowers that attract hummingbirds. Both the young pods and mature beans are edible.
Phillips County, Colorado is in USDA Zone 5b. The average last spring frost is May 4 and the first fall frost is October 7, giving you a growing season of approximately 156 days.
At an elevation of 5,494 feet, Phillips County receives approximately 21.1 inches of rainfall annually with predominantly loam soil. Summer highs average 87°F, providing good warmth for Scarlet Runner Beans during the growing season.
Phillips County Soil Profile
Soil Type
Loam
Soil pH
6.0-7.0
Drainage
Well Drained
Scarlet Runner Beans Planting Timeline — Phillips County, CO
Scarlet Runner Beans Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Start Indoors | March 9 | Mar 9 – Mar 23 |
| Transplant Outdoors | May 18 | May 18 – Jun 1 |
| Direct Sow | May 11 | May 11 – Jun 1 |
| Harvest | July 20 | Jul 20 – Aug 24 |
Plant 1" deep · 15" apart · Rows 24" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | Start Indoors |
| April | — |
| May | Transplant Outdoors Direct Sow |
| June | Transplant Outdoors Direct Sow |
| July | Harvest |
| August | Harvest |
| September | — |
| October | — |
| November | — |
| December | — |
Growing Conditions
☀️ Sun
Full Sun (6-8+ hours)
💧 Water
Moderate — regular watering
📅 Days to Maturity
60–80 days
🧪 Soil pH
Needs 6–7 · Your soil: N/A
🗺️ USDA Zone
Zone 5b
📆 Growing Season
156 days in Phillips County
Growing Tips for Phillips County
Provide tall trellising for vigorous vines. Direct sow after frost. Harvest pods young for snap beans or let mature for shelling beans. Tubers are perennial in mild climates.
Companion Planting
Good Companions
Avoid Planting Near
Check more plant combinations with our Companion Planting Checker →
Scarlet Runner Beans in Other Locations
Frequently Asked Questions
When should I plant Scarlet Runner Beans in Phillips County, CO?
Phillips County is in Zone 5b with an average last frost of May 4. Plan your Scarlet Runner Beans planting based on this frost date — see the calendar above for exact timing.
What planting zone is Phillips County, CO?
Phillips County, Colorado is in USDA Hardiness Zone 5b. The average last spring frost is May 4 and first fall frost is October 7.
When should I plant Scarlet Runner Beans in Phillips County, CO?
In Phillips County, CO, plant Scarlet Runner Beans after the last frost (around May 4) and before the first frost (around October 7). Best results when soil holds above 50°F.
What growing zone is Phillips County, CO for Scarlet Runner Beans?
Phillips County sits in USDA Zone 5b. Scarlet Runner Beans grows reliably in zones 3a through 11b, so it's a good fit here.
Can Scarlet Runner Beans grow in Phillips County's climate?
Yes — Scarlet Runner Beans grows well in Phillips County's temperate climate. Phillips County averages a 156-day frost-free season, with last frost around May 4 and first frost around October 7.
Your Phillips County Garden Planner — Free
A 22-page printable planner built for Phillips County (Zone 5b). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.