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When to plant Cilantro in Steuben County, IN

The best window to plant Cilantro in Steuben County, is April 12–May 3, when soil warms to 50°F. Last frost typically hits April 26; first frost October 17. A second sowing from August 8 to August 22 extends the harvest into fall.

When to Plant Cilantro in Steuben County, IN

Cilantro

Cilantro is a dual-purpose herb providing fresh leaves (cilantro) and dried seeds (coriander). It bolts quickly in heat, producing flowers beloved by beneficial insects.

Steuben County, Indiana is in USDA Zone 6a. The average last spring frost is April 26 and the first fall frost is October 17, giving you a growing season of approximately 174 days.

At an elevation of 760 feet, Steuben County receives approximately 38.7 inches of rainfall annually with predominantly silt loam soil. Summer highs average 87°F, providing good warmth for Cilantro during the growing season.

Steuben County, IN (Zone 6a) Moderate season
174 days
Last Spring Frost April 26
174 growing days
First Fall Frost October 17

Steuben County Soil Profile

Soil Type

Silt Loam

Soil pH

5.8-7.2

Drainage

Well Drained

Monthly Watering Guide for Cilantro

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

Month Cilantro Needs Rainfall You Supplement Action
Jan 1.5" 0" ❄️ Dormant
Feb 1.8" 0" ❄️ Dormant
Mar 2.7" 0" ❄️ Dormant
Apr 4.3" 3.7" 0.6" 💧 Light watering
May 4.3" 4.9" 0" ✅ Rainfall sufficient
Jun 4.3" 5" 0" ✅ Rainfall sufficient
Jul 4.3" 3.8" 0.5" 💧 Light watering
Aug 4.3" 4.3" 0" ✅ Rainfall sufficient
Sep 4.3" 3.5" 0.8" 💧 Light watering
Oct 4.3" 3.1" 1.2" 💧 Light watering
Nov 2.5" 0" ❄️ Dormant
Dec 1.9" 0" ❄️ Dormant

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

Cilantro Planting Timeline — Steuben County, IN

Cilantro 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 May 31 May 31 – Aug 2
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
April Start Indoors Transplant Outdoors Direct Sow
May Transplant Outdoors Direct Sow Harvest
June Harvest
July Harvest
August Fall Sowing Harvest
September
October
November
December

Growing Conditions

☀️ Sun

Partial Shade (3-6 hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

40–60 days

🧪 Soil pH

Needs 6–7 · Your soil: N/A

🗺️ USDA Zone

Zone 6a

📆 Growing Season

174 days in Steuben County

Growing Tips for Steuben County

Succession sow every 2-3 weeks. Provide afternoon shade in warm weather. Harvest leaves before flowering or allow some plants to go to seed for coriander and self-sowing.

Companion Planting

Good Companions

Avoid Planting Near

  • Fennel

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Cilantro in Steuben County, IN?

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

What planting zone is Steuben County, IN?

Steuben County, Indiana is in USDA Hardiness Zone 6a. The average last spring frost is April 26 and first fall frost is October 17.

When should I plant Cilantro in Steuben County, IN?

In Steuben County, IN, plant Cilantro after the last frost (around April 26) and before the first frost (around October 17). Best results when soil holds above 50°F.

What growing zone is Steuben County, IN for Cilantro?

Steuben County sits in USDA Zone 6a. Cilantro grows reliably in zones 2a through 11b, so it's a good fit here.

Can Cilantro grow in Steuben County's climate?

Yes — Cilantro grows well in Steuben County's temperate climate. Steuben County averages a 174-day frost-free season, with last frost around April 26 and first frost around October 17.

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Your Steuben County Garden Planner — Free

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

Sources & credits

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