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When to plant Cumin in Ashmore, IL

Ashmore's spring Cumin window runs March 31 through April 21. time plantings around the expected last-frost window for best survival. A second sowing from August 8 to August 22 extends the harvest into fall.

When to Plant Cumin in Ashmore, IL

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.

Ashmore, Illinois is in USDA Zone 6a. The average last spring frost is April 14 and the first fall frost is October 17, giving you a growing season of approximately 186 days.

At an elevation of 779 feet, Coles County receives approximately 34.7 inches of rainfall annually with predominantly silt loam soil. Summer highs average 86°F, providing good warmth for Cumin during the growing season.

Ashmore, IL (Zone 6a) Moderate season
186 days
Last Spring Frost April 14
186 growing days
First Fall Frost October 17

Ashmore Soil Profile

Soil Type

Silt Loam

Soil pH

6-7.2

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 1.4" 0" ❄️ Dormant
Feb 1.4" 0" ❄️ Dormant
Mar 2.4" 0" ❄️ Dormant
Apr 4.3" 3.8" 0.5" 💧 Light watering
May 4.3" 4.4" 0" ✅ Rainfall sufficient
Jun 4.3" 4.5" 0" ✅ Rainfall sufficient
Jul 4.3" 3.6" 0.7" 💧 Light watering
Aug 4.3" 3.2" 1.1" 💧 Light watering
Sep 4.3" 2.9" 1.4" 💧 Light watering
Oct 4.3" 2.8" 1.5" 💧 Light watering
Nov 2.5" 0" ❄️ Dormant
Dec 1.7" 0" ❄️ Dormant

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

Cumin Planting Timeline — Ashmore, IL

Cumin Planting Calendar

Activity When Date Range
Start Indoors March 10 Mar 10 – Mar 24
Transplant Outdoors April 7 Apr 7 – Apr 21
Direct Sow March 31 Mar 31 – Apr 21
Harvest July 21 Jul 21 – Sep 22
Fall Sowing August 8 Aug 8 – Aug 22

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

Month-by-Month Timeline

MonthActivities
January
February
March Start Indoors Direct Sow
April Transplant Outdoors Direct Sow
May
June
July Harvest
August Fall Sowing Harvest
September Harvest
October
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 6a

📆 Growing Season

186 days in Coles County

Growing Tips for Ashmore

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 →

When should I plant Cumin in Ashmore, IL?

In Ashmore, IL, plant Cumin after the last frost (around April 14) and before the first frost (around October 17). Best results when soil holds above 50°F.

What growing zone is Ashmore, IL for Cumin?

Ashmore sits in USDA Zone 6a. Cumin grows reliably in zones 5a through 11b, so it's a good fit here.

Can Cumin grow in Ashmore's climate?

Yes — Cumin grows well in Ashmore's temperate climate. Ashmore averages a 186-day frost-free season, with last frost around April 14 and first frost around October 17.

🌱

Your Coles County Garden Planner — Free

A 22-page printable planner built for Coles County (Zone 6a). 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 Coles County, IL. Local conditions may vary. Last updated: July 2026.