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When to plant Cumin in Crowley County, CO

Crowley County gardeners should plant Cumin between April 12 and May 3 in spring. With Crowley County's Zone 5b climate (last frost April 26), Cumin needs 100–120 days to mature — plant by June 11 for a full harvest. A second sowing from July 31 to August 14 extends the harvest into fall.

When to Plant Cumin in Crowley 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.

Crowley County, Colorado is in USDA Zone 5b. The average last spring frost is April 26 and the first fall frost is October 9, giving you a growing season of approximately 166 days.

At an elevation of 5,963 feet, Crowley County receives approximately 17.8 inches of rainfall annually with predominantly loam soil. Summer highs average 90°F, providing good warmth for Cumin during the growing season. With low rainfall, drip irrigation is essential for growing Cumin successfully. Mulch heavily to conserve soil moisture.

Crowley County, CO (Zone 5b) Moderate season
166 days
Last Spring Frost April 26
166 growing days
First Fall Frost October 9

Crowley County Soil Profile

Soil Type

Loam

Soil pH

6.6-7.6

Drainage

Well Drained

Monthly Watering Guide for Cumin

Cumin needs approximately 1 inches of water per week (4.3" per month). Here's how your county's rainfall compares month by month.

Month Cumin Needs Rainfall You Supplement Action
Jan 1.3" 0" ❄️ Dormant
Feb 1" 0" ❄️ Dormant
Mar 1.5" 0" ❄️ Dormant
Apr 4.3" 1.8" 2.5" 🚿 Regular watering
May 4.3" 2.2" 2.1" 💧 Light watering
Jun 4.3" 1.3" 3" 🚿 Regular watering
Jul 4.3" 1.6" 2.7" 🚿 Regular watering
Aug 4.3" 2.1" 2.2" 🚿 Regular watering
Sep 4.3" 1.3" 3" 🚿 Regular watering
Oct 4.3" 1.4" 2.9" 🚿 Regular watering
Nov 1.2" 0" ❄️ Dormant
Dec 1.1" 0" ❄️ Dormant

Water needs are for active growing months only (Apr–Oct in Crowley County). Supplement amounts are based on average rainfall — actual needs vary with temperature, soil, and mulching.

Cumin Planting Timeline — Crowley County, CO

Cumin Planting Calendar

Activity When Date Range
Start Indoors March 22 Mar 22 – Apr 5
Transplant Outdoors April 19 Apr 19 – May 3
Direct Sow April 12 Apr 12 – May 3
Harvest August 2 Aug 2 – Oct 4
Fall Sowing July 31 Jul 31 – Aug 14

Plant 0.5" deep · 8" apart · Rows 12" apart

Month-by-Month Timeline

MonthActivities
January
February
March Start Indoors
April Start Indoors Transplant Outdoors Direct Sow
May Transplant Outdoors Direct Sow
June
July Fall Sowing
August Fall Sowing Harvest
September Harvest
October Harvest
November
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 5b

📆 Growing Season

166 days in Crowley County

Growing Tips for Crowley 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

  • Fennel

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Cumin in Crowley County, CO?

Crowley County is in Zone 5b with an average last frost of April 26. Plan your Cumin planting based on this frost date — see the calendar above for exact timing.

What planting zone is Crowley County, CO?

Crowley County, Colorado is in USDA Hardiness Zone 5b. The average last spring frost is April 26 and first fall frost is October 9.

When should I plant Cumin in Crowley County, CO?

In Crowley County, CO, plant Cumin after the last frost (around April 26) and before the first frost (around October 9). Best results when soil holds above 50°F.

What growing zone is Crowley County, CO for Cumin?

Crowley County sits in USDA Zone 5b. Cumin grows reliably in zones 5a through 11b, so it's a good fit here.

Can Cumin grow in Crowley County's climate?

Yes — Cumin grows well in Crowley County's temperate climate. Crowley County averages a 166-day frost-free season, with last frost around April 26 and first frost around October 9.

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Your Crowley County Garden Planner — Free

A 22-page printable planner built for Crowley 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.

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Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals. Frost dates are based on 50% probability averages for Crowley County, CO. Local conditions may vary. Last updated: July 2026.

Sources & credits

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