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When to Plant Microgreens in Brown County, TX

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.

Brown County, Texas is in USDA Zone 8a. The average last spring frost is March 22 and the first fall frost is November 14, giving you a growing season of approximately 237 days.

At an elevation of 4,423 feet, Brown County receives approximately 55.4 inches of rainfall annually with predominantly loam soil. Summer highs average 96°F, so Microgreens may need afternoon shade and extra watering during peak heat. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Microgreens root diseases.

Brown County, TX (Zone 8a) Long season
237 days
Last Spring Frost March 22
237 growing days
First Fall Frost November 14
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Brown County Soil Profile

Soil Type

Loam

Soil pH

6.8-7.5

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 1.6" 0" ❄️ Dormant
Feb 1.6" 0" ❄️ Dormant
Mar 4.3" 3.8" 0.5" 💧 Light watering
Apr 4.3" 5.9" 0" ✅ Rainfall sufficient
May 4.3" 7.8" 0" ✅ Rainfall sufficient
Jun 4.3" 8.3" 0" ✅ Rainfall sufficient
Jul 4.3" 7.4" 0" ✅ Rainfall sufficient
Aug 4.3" 7.3" 0" ✅ Rainfall sufficient
Sep 4.3" 5.4" 0" ✅ Rainfall sufficient
Oct 4.3" 3.1" 1.2" 💧 Light watering
Nov 4.3" 1.7" 2.6" 🚿 Regular watering
Dec 1.6" 0" ❄️ Dormant

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

Microgreens Planting Timeline — Brown County, TX

Microgreens Planting Calendar

Activity When Date Range
Start Indoors February 15 Feb 15 – Mar 1
Transplant Outdoors March 22 Mar 22 – Apr 5
Direct Sow March 8 Mar 8 – Mar 29
Harvest March 29 Mar 29 – Apr 26
Fall Sowing September 5 Sep 5 – Sep 19

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

Month-by-Month Timeline

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

☀️ Sun

Partial Shade (3-6 hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

7–21 days

🧪 Soil pH

Needs 6–7 · Your soil: N/A

🗺️ USDA Zone

Zone 8a

📆 Growing Season

237 days in Brown County

Growing Tips for Brown 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 Brown County, TX?

Brown County is in Zone 8a with an average last frost of March 22. Plan your Microgreens planting based on this frost date — see the calendar above for exact timing.

What planting zone is Brown County, TX?

Brown County, Texas is in USDA Hardiness Zone 8a. The average last spring frost is March 22 and first fall frost is November 14.

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Your Brown County Garden Planner — Free

A 22-page printable planner built for Brown County (Zone 8a). 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 Brown County, TX. Local conditions may vary. Last updated: June 2026.

Sources & credits

Every number on this page traces back to a primary horticulture or government data source. Click through to verify.