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When to Plant Amaranth in Clay County, TX

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.

Clay County, Texas is in USDA Zone 7b. The average last spring frost is March 21 and the first fall frost is November 11, giving you a growing season of approximately 235 days.

At an elevation of 3,266 feet, Clay County receives approximately 64.3 inches of rainfall annually with predominantly loam soil. Summer highs average 91Β°F, providing good warmth for Amaranth during the growing season. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Amaranth root diseases.

Clay County, TX (Zone 7b) Long season
235 days
Last Spring Frost March 21
235 growing days
First Fall Frost November 11

Clay County Soil Profile

Soil Type

Loam

Soil pH

6.5-7.2

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 β€” 1.6" 0" ❄️ Dormant
Feb β€” 2.4" 0" ❄️ Dormant
Mar 4.3" 4.5" 0" βœ… Rainfall sufficient
Apr 4.3" 7.5" 0" βœ… Rainfall sufficient
May 4.3" 9.1" 0" βœ… Rainfall sufficient
Jun 4.3" 10" 0" βœ… Rainfall sufficient
Jul 4.3" 8.5" 0" βœ… Rainfall sufficient
Aug 4.3" 7.4" 0" βœ… Rainfall sufficient
Sep 4.3" 5.7" 0" βœ… Rainfall sufficient
Oct 4.3" 3.6" 0.7" πŸ’§ Light watering
Nov 4.3" 2.5" 1.8" πŸ’§ Light watering
Dec β€” 1.4" 0" ❄️ Dormant

Water needs are for active growing months only (Mar–Nov in Clay County). Supplement amounts are based on average rainfall β€” actual needs vary with temperature, soil, and mulching.

Amaranth Planting Timeline β€” Clay County, TX

Amaranth Planting Calendar

Activity When Date Range
Start Indoors January 31 Jan 31 – Feb 14
Transplant Outdoors April 4 Apr 4 – Apr 18
Direct Sow March 28 Mar 28 – Apr 18
Harvest July 4 Jul 4 – Aug 22

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

Month-by-Month Timeline

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

Growing Conditions

β˜€οΈ Sun

Full Sun (6-8+ hours)

πŸ’§ Water

Moderate β€” regular watering

πŸ“… Days to Maturity

90–120 days

πŸ§ͺ Soil pH

Needs 6–7.5 Β· Your soil: N/A

πŸ—ΊοΈ USDA Zone

Zone 7b

πŸ“† Growing Season

235 days in Clay County

Growing Tips for Clay 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 Clay County, TX?

Clay County is in Zone 7b with an average last frost of March 21. Plan your Amaranth planting based on this frost date β€” see the calendar above for exact timing.

What planting zone is Clay County, TX?

Clay County, Texas is in USDA Hardiness Zone 7b. The average last spring frost is March 21 and first fall frost is November 11.

🌱

Plan Your Garden with Confidence

Get our free Garden Planner β€” designed to help Clay County gardeners in Zone 7b organize planting dates, track what's growing, and never miss a planting window.

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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 Clay County, TX. Local conditions may vary. Last updated: April 2026.