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When to Plant Cumin in Frederick County, VA

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.

Frederick County, Virginia is in USDA Zone 6b. The average last spring frost is April 24 and the first fall frost is October 18, giving you a growing season of approximately 177 days.

At an elevation of 743 feet, Frederick County receives approximately 44.4 inches of rainfall annually with predominantly silt loam soil. Summer highs average 88ยฐF, providing good warmth for Cumin during the growing season.

Frederick County, VA (Zone 6b) Moderate season
177 days
Last Spring Frost April 24
177 growing days
First Fall Frost October 18

Frederick County Soil Profile

Soil Type

Silt Loam

Soil pH

5.7-6.6

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (21 days to spare)
Start indoors: Mar 12 Transplant: Apr 9 🍅 Harvest: Jul 23 – Sep 24
Recommended (50%) ✓ Fits season (16 days to spare)
Start indoors: Mar 20 Transplant: Apr 17 🍅 Harvest: Jul 31 – Oct 2
Safe Start (90%) ✓ Fits season (9 days to spare)
Start indoors: Apr 9 Transplant: May 7 🍅 Harvest: Aug 20 – Oct 22

Percentages indicate frost risk at transplant. The 70% safe window means there is a 30% chance of frost after transplant — suitable for cold-hardy crops or gardeners with frost protection. The 90% safe window is best for tender plants.

Soil Compatibility in Frederick County

How your county's soil matches Cumin's growing requirements.

Soil pH

Your soil pH (5.7โ€“6.6) overlaps with Cumin's range (6.0โ€“8.0), though not a perfect match.

Soil Texture

The silt loam soil in Frederick County is excellent for Cumin โ€” good drainage, moisture retention, and nutrient holding capacity.

Organic Matter

Organic matter is moderate (3.3%). Annual compost additions will help Cumin.

How to Plant Cumin

0.5"
Planting Depth
8"
Between Plants
12"
Between Rows

Fall planting: Sow 10 weeks before your first frost date for a fall harvest.

Plant Water Budget

Plant needs
0.5″/week
Rainfall provides
1.1″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft
Cumin needs ~1,760 GDD — county provides 2,832 GDD Excellent fit

Cumin Planting Timeline โ€” Frederick County, VA

Cumin Planting Calendar

Activity When Date Range
Start Indoors March 20 Mar 20 โ€“ Apr 3
Transplant Outdoors April 17 Apr 17 โ€“ May 1
Direct Sow April 10 Apr 10 โ€“ May 1
Fall Sowing August 9 Aug 9 โ€“ Aug 23
Harvest July 31 Jul 31 โ€“ Oct 2

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

Month-by-Month Timeline

MonthActivities
January โ€”
February โ€”
March Start Indoors
April Start Indoors Transplant Outdoors Direct Sow
May Transplant Outdoors Direct Sow
June โ€”
July Harvest
August Fall Sowing Harvest
September Harvest
October Harvest
November โ€”
December โ€”

Growing Conditions

โ˜€๏ธ Sun

Full Sun (6-8+ hours)

๐Ÿ’ง Water

0.5"/week ยท Natural rainfall sufficient

๐Ÿ“… Days to Maturity

100โ€“120 days

๐Ÿงช Soil pH

Needs 6โ€“8 ยท Your soil: acceptable

๐Ÿ—บ๏ธ USDA Zone

Zone 6b

๐Ÿ“† Growing Season

177 days in Frederick County

Growing Tips for Cumin in Frederick County

Direct sow Cumin outdoors after April 24 in Frederick County when soil has warmed and frost danger has passed.

Common pests for Cumin in this region include carrot rust fly and parsleyworm. Use row covers early in the season and inspect plants weekly.

General growing tips

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

Level Up Your Garden

Frequently Asked Questions

When should I plant Cumin in Frederick County, VA?

Frederick County is in Zone 6b with an average last frost of April 24. Plan your Cumin planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Frederick County, VA?

Frederick County, Virginia is in USDA Hardiness Zone 6b. The average last spring frost is April 24 and first fall frost is October 18.

๐ŸŒฑ

Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Frederick County gardeners in Zone 6b organize planting dates, track what's growing, and never miss a planting window.

Get Your Free Garden Planner →

Free download. Plan your entire garden season in minutes.

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