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When to plant Cumin in Martin County, FL

Plant Cumin in Martin County after January 25; the prime window is January 4–January 25. A second sowing from October 18 to November 1 extends the harvest into fall.

When to Plant Cumin in Martin County, FL

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.

Martin County, Florida is in USDA Zone 10b. The average last spring frost is January 25 and the first fall frost is December 13, giving you a growing season of approximately 322 days.

At an elevation of 80 feet, Martin County receives approximately 56.3 inches of rainfall annually with predominantly sand soil. Summer highs average 88°F, providing good warmth for Cumin during the growing season. Sandy soil warms quickly in spring — great for early planting — but Cumin will need more frequent watering and organic matter to retain nutrients. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Cumin root diseases.

Martin County, FL (Zone 10b) Year-round
322 days
Last Spring Frost January 25
322 growing days
First Fall Frost December 13

Martin County Soil Profile

Soil Type

Sand

Soil pH

6.0-7.0

Drainage

Well Drained

Cumin Planting Timeline — Martin County, FL

Cumin Planting Calendar

Activity When Date Range
Start Indoors December 28 Dec 28 – Jan 11
Transplant Outdoors January 18 Jan 18 – Feb 1
Direct Sow January 4 Jan 4 – Jan 25
Harvest May 3 May 3 – Jul 5
Fall Sowing October 18 Oct 18 – Nov 1

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

Month-by-Month Timeline

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

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 10b

📆 Growing Season

322 days in Martin County

Growing Tips for Martin 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 Martin County, FL?

Martin County is in Zone 10b with an average last frost of January 25. Plan your Cumin planting based on this frost date — see the calendar above for exact timing.

What planting zone is Martin County, FL?

Martin County, Florida is in USDA Hardiness Zone 10b. The average last spring frost is January 25 and first fall frost is December 13.

When should I plant Cumin in Martin County, FL?

In Martin County, FL, plant Cumin after the last frost (around January 25) and before the first frost (around December 13). Best results when soil holds above 50°F.

What growing zone is Martin County, FL for Cumin?

Martin County sits in USDA Zone 10b. Cumin grows reliably in zones 5a through 11b, so it's a good fit here.

Can Cumin grow in Martin County's climate?

Yes — Cumin grows well in Martin County's temperate climate. Martin County averages a 323-day frost-free season, with last frost around January 25 and first frost around December 13.

🌱

Your Martin County Garden Planner — Free

A 22-page printable planner built for Martin County (Zone 10b). 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 Martin County, FL. Local conditions may vary. Last updated: June 2026.

Sources & credits

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