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When to plant Amaranth in LaPorte County, IN

For LaPorte County, gardeners: plant Amaranth May 4 through May 25 once soil reads 50°F.

When to Plant Amaranth in LaPorte County, IN

Amaranth is an ancient grain crop with edible leaves and seeds, rich in protein and micronutrients. It thrives in warm conditions and is drought-tolerant once established.

LaPorte County, Indiana is in USDA Zone 6a. The average last spring frost is April 27 and the first fall frost is October 24, giving you a growing season of approximately 180 days.

At an elevation of 1,120 feet, LaPorte County receives approximately 38.6 inches of rainfall annually with predominantly silt loam soil. Summer highs average 85°F, providing good warmth for Amaranth during the growing season.

LaPorte County, IN (Zone 6a) Moderate season
180 days
Last Spring Frost April 27
180 growing days
First Fall Frost October 24

LaPorte County Soil Profile

Soil Type

Silt Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Amaranth Planting Timeline — LaPorte County, IN

Amaranth Planting Calendar

Activity When Date Range
Start Indoors March 2 Mar 2 – Mar 16
Transplant Outdoors May 11 May 11 – May 25
Direct Sow May 4 May 4 – May 25
Harvest August 10 Aug 10 – Sep 28

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
August Harvest
September Harvest
October
November
December

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

90–120 days

🧪 Soil pH

Needs 6–7.5 · Your soil: N/A

🗺️ USDA Zone

Zone 6a

📆 Growing Season

180 days in LaPorte County

Growing Tips for LaPorte County

Direct sow after last frost when soil is warm. Thin seedlings to 18 inches apart. Harvest leaves when young and tender; harvest seeds when flower heads begin to dry.

Companion Planting

Good Companions

Avoid Planting Near

  • Fennel

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Amaranth in LaPorte County, IN?

LaPorte County is in Zone 6a with an average last frost of April 27. Plan your Amaranth planting based on this frost date — see the calendar above for exact timing.

What planting zone is LaPorte County, IN?

LaPorte County, Indiana is in USDA Hardiness Zone 6a. The average last spring frost is April 27 and first fall frost is October 24.

When should I plant Amaranth in LaPorte County, IN?

In LaPorte County, IN, plant Amaranth after the last frost (around April 27) and before the first frost (around October 24). Best results when soil holds above 50°F.

What growing zone is LaPorte County, IN for Amaranth?

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

Can Amaranth grow in LaPorte County's climate?

Yes — Amaranth grows well in LaPorte County's temperate climate. LaPorte County averages a 180-day frost-free season, with last frost around April 27 and first frost around October 24.

🌱

Your LaPorte County Garden Planner — Free

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

Sources & credits

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