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When to Plant Microgreens in Uvalde 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.

Uvalde County, Texas is in USDA Zone 9a. The average last spring frost is March 8 and the first fall frost is November 14, giving you a growing season of approximately 251 days.

At an elevation of 2,809 feet, Uvalde County receives approximately 59.3 inches of rainfall annually with predominantly loam soil. Summer highs average 95°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.

Uvalde County, TX (Zone 9a) Long season
251 days
Last Spring Frost March 8
251 growing days
First Fall Frost November 14
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Uvalde County Soil Profile

Soil Type

Loam

Soil pH

6.8-7.6

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 1.7" 0" ❄️ Dormant
Feb 1.9" 0" ❄️ Dormant
Mar 4.3" 3.7" 0.6" 💧 Light watering
Apr 4.3" 6.3" 0" ✅ Rainfall sufficient
May 4.3" 9.4" 0" ✅ Rainfall sufficient
Jun 4.3" 8.3" 0" ✅ Rainfall sufficient
Jul 4.3" 8.2" 0" ✅ Rainfall sufficient
Aug 4.3" 6.9" 0" ✅ Rainfall sufficient
Sep 4.3" 5.8" 0" ✅ Rainfall sufficient
Oct 4.3" 4.1" 0.2" 💧 Light watering
Nov 4.3" 1.8" 2.5" 🚿 Regular watering
Dec 1.3" 0" ❄️ Dormant

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

Microgreens Planting Timeline — Uvalde County, TX

Microgreens Planting Calendar

Activity When Date Range
Start Indoors February 8 Feb 8 – Feb 22
Transplant Outdoors March 8 Mar 8 – Mar 22
Direct Sow February 15 Feb 15 – Mar 8
Harvest March 15 Mar 15 – Apr 12
Fall Sowing September 19 Sep 19 – Oct 3

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

Month-by-Month Timeline

MonthActivities
January
February Start Indoors Direct Sow
March Transplant Outdoors Direct Sow Harvest
April Harvest
May
June
July
August
September Fall Sowing
October Fall Sowing
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 9a

📆 Growing Season

251 days in Uvalde County

Growing Tips for Uvalde 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 Uvalde County, TX?

Uvalde County is in Zone 9a with an average last frost of March 8. Plan your Microgreens planting based on this frost date — see the calendar above for exact timing.

What planting zone is Uvalde County, TX?

Uvalde County, Texas is in USDA Hardiness Zone 9a. The average last spring frost is March 8 and first fall frost is November 14.

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Your Uvalde County Garden Planner — Free

A 22-page printable planner built for Uvalde County (Zone 9a). 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 Uvalde 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.