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When to plant Tomatillo in Marshall County, IN

Marshall County sits in USDA Zone 6a. Plant Tomatillo between May 3 (after last frost on April 26) and May 24.

When to Plant Tomatillo in Marshall County, IN

Tomatillos are a Mexican staple that produces tart, green fruits enclosed in papery husks. They are essential for salsa verde and green sauces.

Marshall County, Indiana is in USDA Zone 6a. The average last spring frost is April 26 and the first fall frost is October 18, giving you a growing season of approximately 175 days.

At an elevation of 1,140 feet, Marshall County receives approximately 34.5 inches of rainfall annually with predominantly silt loam soil. Summer highs average 84°F, so choose short-season varieties of Tomatillo to ensure they mature before fall.

Marshall County, IN (Zone 6a) Moderate season
175 days
Last Spring Frost April 26
175 growing days
First Fall Frost October 18

Marshall County Soil Profile

Soil Type

Silt Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Tomatillo Planting Timeline — Marshall County, IN

Tomatillo Planting Calendar

Activity When Date Range
Start Indoors March 1 Mar 1 – Mar 15
Transplant Outdoors May 10 May 10 – May 24
Direct Sow May 3 May 3 – May 24
Harvest July 12 Jul 12 – Sep 20

Plant 1" deep · 15" apart · Rows 24" apart

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

60–85 days

🧪 Soil pH

Needs 6–7 · Your soil: N/A

🗺️ USDA Zone

Zone 6a

📆 Growing Season

175 days in Marshall County

Growing Tips for Marshall County

Start seeds indoors 6-8 weeks before last frost. Plant at least two plants for cross-pollination. Harvest when fruits fill the husk and it begins to split.

Companion Planting

Good Companions

Avoid Planting Near

  • Fennel
  • Dill

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Tomatillo in Marshall County, IN?

Marshall County is in Zone 6a with an average last frost of April 26. Plan your Tomatillo planting based on this frost date — see the calendar above for exact timing.

What planting zone is Marshall County, IN?

Marshall County, Indiana is in USDA Hardiness Zone 6a. The average last spring frost is April 26 and first fall frost is October 18.

When should I plant Tomatillo in Marshall County, IN?

In Marshall County, IN, plant Tomatillo after the last frost (around April 26) and before the first frost (around October 18). Best results when soil holds above 50°F.

What growing zone is Marshall County, IN for Tomatillo?

Marshall County sits in USDA Zone 6a. Tomatillo grows reliably in zones 4a through 11b, so it's a good fit here.

Can Tomatillo grow in Marshall County's climate?

Yes — Tomatillo grows well in Marshall County's temperate climate. Marshall County averages a 175-day frost-free season, with last frost around April 26 and first frost around October 18.

🌱

Your Marshall County Garden Planner — Free

A 22-page printable planner built for Marshall 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 Marshall County, IN. Local conditions may vary. Last updated: June 2026.

Sources & credits

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