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When to Plant Microgreens in Montgomery County, AL

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.

Montgomery County, Alabama is in USDA Zone 8a. The average last spring frost is March 10 and the first fall frost is November 15, giving you a growing season of approximately 250 days.

At an elevation of 468 feet, Montgomery County receives approximately 62 inches of rainfall annually with predominantly clay loam soil. Summer highs average 92ยฐF, 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.

Montgomery County, AL (Zone 8a) Long season
250 days
Last Spring Frost March 10
250 growing days
First Fall Frost November 15

Montgomery County Soil Profile

Soil Type

Clay Loam

Soil pH

5.6-6.3

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (215 days to spare)
Start indoors: Jan 29 Transplant: Mar 5 🍅 Harvest: Mar 12 – Apr 9
Recommended (50%) ✓ Fits season (215 days to spare)
Start indoors: Feb 3 Transplant: Mar 10 🍅 Harvest: Mar 17 – Apr 14
Safe Start (90%) ✓ Fits season (210 days to spare)
Start indoors: Feb 24 Transplant: Mar 31 🍅 Harvest: Apr 7 – May 5

Percentages indicate frost risk at transplant. The 70% safe window means there is a 30% chance of frost after transplant — suitable for cold-hardy crops or gardeners with frost protection. The 90% safe window is best for tender plants.

Plant Water Budget

Plant needs
1.0″/week
Rainfall provides
1.0″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft
Microgreens needs ~266 GDD — county provides 4,750 GDD Excellent fit

Microgreens Planting Timeline โ€” Montgomery County, AL

Microgreens Planting Calendar

Activity When Date Range
Start Indoors February 3 Feb 3 โ€“ Feb 17
Transplant Outdoors March 10 Mar 10 โ€“ Mar 24
Direct Sow February 24 Feb 24 โ€“ Mar 17
Fall Sowing September 6 Sep 6 โ€“ Sep 20
Harvest March 17 Mar 17 โ€“ Apr 14

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

Month-by-Month Timeline

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

Growing Conditions

Sun

Partial Shade (3-6 hours)

Water

Moderate โ€” regular watering

Days to Maturity

7โ€“21 days

Soil pH

6 โ€“ 7

USDA Zone

Zone 8a

Growing Season

250 days

Growing Tips for Montgomery 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 Montgomery County, AL?

Montgomery County is in Zone 8a with an average last frost of March 10. Plan your Microgreens planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Montgomery County, AL?

Montgomery County, Alabama is in USDA Hardiness Zone 8a. The average last spring frost is March 10 and first fall frost is November 15.

๐ŸŒฑ

Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Montgomery County gardeners in Zone 8a 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 Montgomery County, AL. Local conditions may vary. Last updated: April 2026.