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When to plant Amaranth in Adair County, KY

Spring Amaranth in Adair County goes in April 24–May 15, once nighttime temps stop dipping near freezing.

When to Plant Amaranth in Adair County, KY

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.

Adair County, Kentucky is in USDA Zone 7a. The average last spring frost is April 17 and the first fall frost is October 21, giving you a growing season of approximately 187 days.

At an elevation of 2,442 feet, Adair County receives approximately 42.3 inches of rainfall annually with predominantly silt loam soil. Summer highs average 89°F, providing good warmth for Amaranth during the growing season.

Adair County, KY (Zone 7a) Moderate season
187 days
Last Spring Frost April 17
187 growing days
First Fall Frost October 21

Adair County Soil Profile

Soil Type

Silt Loam

Soil pH

5.7-7.1

Drainage

Well Drained

Monthly Watering Guide for Amaranth

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

Month Amaranth Needs Rainfall You Supplement Action
Jan 4.1" 0" ❄️ Dormant
Feb 3" 0" ❄️ Dormant
Mar 4.2" 0" ❄️ Dormant
Apr 4.3" 3.7" 0.6" 💧 Light watering
May 4.3" 3" 1.3" 💧 Light watering
Jun 4.3" 4.1" 0.2" 💧 Light watering
Jul 4.3" 4.1" 0.2" 💧 Light watering
Aug 4.3" 4.3" 0" ✅ Rainfall sufficient
Sep 4.3" 2.9" 1.4" 💧 Light watering
Oct 4.3" 2.5" 1.8" 💧 Light watering
Nov 3.3" 0" ❄️ Dormant
Dec 3" 0" ❄️ Dormant

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

Amaranth Planting Timeline — Adair County, KY

Amaranth Planting Calendar

Activity When Date Range
Start Indoors February 27 Feb 27 – Mar 13
Transplant Outdoors May 1 May 1 – May 15
Direct Sow April 24 Apr 24 – May 15
Harvest July 31 Jul 31 – Sep 18

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

Month-by-Month Timeline

MonthActivities
January
February Start Indoors
March Start Indoors
April Direct Sow
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

90–120 days

🧪 Soil pH

Needs 6–7.5 · Your soil: N/A

🗺️ USDA Zone

Zone 7a

📆 Growing Season

187 days in Adair County

Growing Tips for Adair 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 Adair County, KY?

Adair County is in Zone 7a with an average last frost of April 17. Plan your Amaranth planting based on this frost date — see the calendar above for exact timing.

What planting zone is Adair County, KY?

Adair County, Kentucky is in USDA Hardiness Zone 7a. The average last spring frost is April 17 and first fall frost is October 21.

When should I plant Amaranth in Adair County, KY?

In Adair County, KY, plant Amaranth after the last frost (around April 17) and before the first frost (around October 21). Best results when soil holds above 50°F.

What growing zone is Adair County, KY for Amaranth?

Adair County sits in USDA Zone 7a. Amaranth grows reliably in zones 2a through 11b, so it's a good fit here.

Can Amaranth grow in Adair County's climate?

Yes — Amaranth grows well in Adair County's temperate climate. Adair County averages a 187-day frost-free season, with last frost around April 17 and first frost around October 21.

🌱

Your Adair County Garden Planner — Free

A 22-page printable planner built for Adair County (Zone 7a). 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 Adair County, KY. Local conditions may vary. Last updated: June 2026.

Sources & credits

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