When to plant Cumin in Mineral County, CO
For Mineral County, gardeners: plant Cumin May 27 through June 17 once soil reads 50°F. A second sowing from July 5 to July 19 extends the harvest into fall.
When to Plant Cumin in Mineral County, CO
Cumin is a warm-season annual herb whose seeds are one of the most widely used spices globally. It requires a long, hot growing season of 3-4 months.
Mineral County, Colorado is in USDA Zone 5a. The average last spring frost is June 10 and the first fall frost is September 13, giving you a growing season of approximately 95 days.
At an elevation of 7,809 feet, Mineral County receives approximately 12.8 inches of rainfall annually with predominantly loam soil. Summer highs average 80°F, so choose short-season varieties of Cumin to ensure they mature before fall. With low rainfall, drip irrigation is essential for growing Cumin successfully. Mulch heavily to conserve soil moisture.
Mineral County Soil Profile
Soil Type
Loam
Soil pH
6.0-7.0
Drainage
Well Drained
Cumin Planting Timeline — Mineral County, CO
Cumin Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Start Indoors | May 6 | May 6 – May 20 |
| Transplant Outdoors | June 3 | Jun 3 – Jun 17 |
| Direct Sow | May 27 | May 27 – Jun 17 |
| Harvest | September 16 | Sep 16 – Nov 18 |
| Fall Sowing | July 5 | Jul 5 – Jul 19 |
Plant 0.5" deep · 8" apart · Rows 12" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | — |
| April | — |
| May | Start Indoors Direct Sow |
| June | Transplant Outdoors Direct Sow |
| July | Fall Sowing |
| August | — |
| September | Harvest |
| October | Harvest |
| November | Harvest |
| December | — |
Growing Conditions
☀️ Sun
Full Sun (6-8+ hours)
💧 Water
Low — drought tolerant
📅 Days to Maturity
100–120 days
🧪 Soil pH
Needs 6–8 · Your soil: N/A
🗺️ USDA Zone
Zone 5a
📆 Growing Season
95 days in Mineral County
Growing Tips for Mineral County
Start seeds indoors 4 weeks before last frost. Transplant after all danger of frost. Harvest when seed heads turn brown. Requires consistent warmth for proper seed development.
Companion Planting
Good Companions
Avoid Planting Near
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Cumin in Other Locations
Frequently Asked Questions
When should I plant Cumin in Mineral County, CO?
Mineral County is in Zone 5a with an average last frost of June 10. Plan your Cumin planting based on this frost date — see the calendar above for exact timing.
What planting zone is Mineral County, CO?
Mineral County, Colorado is in USDA Hardiness Zone 5a. The average last spring frost is June 10 and first fall frost is September 13.
When should I plant Cumin in Mineral County, CO?
In Mineral County, CO, plant Cumin after the last frost (around June 10) and before the first frost (around September 13). Best results when soil holds above 50°F.
What growing zone is Mineral County, CO for Cumin?
Mineral County sits in USDA Zone 5a. Cumin grows reliably in zones 5a through 11b, so it's a good fit here.
Can Cumin grow in Mineral County's climate?
Yes — Cumin grows well in Mineral County's temperate climate. Mineral County averages a 95-day frost-free season, with last frost around June 10 and first frost around September 13.
Your Mineral County Garden Planner — Free
A 22-page printable planner built for Mineral 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.