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When to Plant Microgreens in Clay County, MS

Microgreens are young seedlings of vegetables and herbs harvested at the cotyledon or first true leaf stage. They pack concentrated flavors and nutrients in a tiny package.

Clay County, Mississippi is in USDA Zone 7b. The average last spring frost is March 23 and the first fall frost is November 7, giving you a growing season of approximately 229 days.

At an elevation of 456 feet, Clay County receives approximately 61.8 inches of rainfall annually with predominantly clay loam soil. Summer highs average 88Β°F, providing good warmth for Microgreens during the growing season. Clay soil retains moisture well for Microgreens, but amend with compost to improve drainage and prevent root rot. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Microgreens root diseases.

Clay County, MS (Zone 7b) Long season
229 days
Last Spring Frost March 23
229 growing days
First Fall Frost November 7

Clay County Soil Profile

Soil Type

Clay Loam

Soil pH

5.6-6.7

Drainage

Well Drained

Monthly Watering Guide for Microgreens

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

Month Microgreens Needs Rainfall You Supplement Action
Jan β€” 5.4" 0" ❄️ Dormant
Feb β€” 4.8" 0" ❄️ Dormant
Mar 4.3" 6.4" 0" βœ… Rainfall sufficient
Apr 4.3" 5.3" 0" βœ… Rainfall sufficient
May 4.3" 4.6" 0" βœ… Rainfall sufficient
Jun 4.3" 5.4" 0" βœ… Rainfall sufficient
Jul 4.3" 5.8" 0" βœ… Rainfall sufficient
Aug 4.3" 6.4" 0" βœ… Rainfall sufficient
Sep 4.3" 4.9" 0" βœ… Rainfall sufficient
Oct 4.3" 3.8" 0.5" πŸ’§ Light watering
Nov 4.3" 4.5" 0" βœ… Rainfall sufficient
Dec β€” 4.4" 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.

Microgreens Planting Timeline β€” Clay County, MS

Microgreens Planting Calendar

Activity When Date Range
Start Indoors February 16 Feb 16 – Mar 2
Transplant Outdoors March 23 Mar 23 – Apr 6
Direct Sow March 9 Mar 9 – Mar 30
Harvest March 30 Mar 30 – Apr 27
Fall Sowing August 29 Aug 29 – Sep 12

Plant 0.5" deep Β· 2" apart Β· Rows 6" apart

Month-by-Month Timeline

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

Growing Conditions

β˜€οΈ Sun

Partial Shade (3-6 hours)

πŸ’§ Water

Moderate β€” regular watering

πŸ“… Days to Maturity

7–21 days

πŸ§ͺ Soil pH

Needs 6–7 Β· Your soil: N/A

πŸ—ΊοΈ USDA Zone

Zone 7b

πŸ“† Growing Season

229 days in Clay County

Growing Tips for Clay County

Sow seeds densely on shallow trays of moist growing medium. Cover until germination, then provide light. Harvest with scissors when 1-3 inches tall. Grow year-round indoors.

Frequently Asked Questions

When should I plant Microgreens in Clay County, MS?

Clay County is in Zone 7b with an average last frost of March 23. Plan your Microgreens planting based on this frost date β€” see the calendar above for exact timing.

What planting zone is Clay County, MS?

Clay County, Mississippi is in USDA Hardiness Zone 7b. The average last spring frost is March 23 and first fall frost is November 7.

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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, MS. Local conditions may vary. Last updated: April 2026.