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When to plant Cress in Chatham County, GA

Chatham County sits in USDA Zone 9a. Plant Cress between February 12 (after last frost on March 5) and March 5. A second sowing from September 28 to October 12 extends the harvest into fall.

When to Plant Cress in Chatham County, GA

Garden cress is one of the fastest-growing edibles, producing peppery sprouts in as little as two weeks. It is excellent for microgreens and garnishes.

Chatham County, Georgia is in USDA Zone 9a. The average last spring frost is March 5 and the first fall frost is November 23, giving you a growing season of approximately 263 days.

At an elevation of 398 feet, Chatham County receives approximately 51.2 inches of rainfall annually with predominantly sandy loam soil. Summer highs average 91°F, providing good warmth for Cress during the growing season. Sandy soil warms quickly in spring — great for early planting — but Cress will need more frequent watering and organic matter to retain nutrients. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Cress root diseases.

Chatham County, GA (Zone 9a) Long season
263 days
Last Spring Frost March 5
263 growing days
First Fall Frost November 23

Chatham County Soil Profile

Soil Type

Sandy Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Cress Planting Timeline — Chatham County, GA

Cress Planting Calendar

Activity When Date Range
Start Indoors February 5 Feb 5 – Feb 19
Transplant Outdoors March 5 Mar 5 – Mar 19
Direct Sow February 12 Feb 12 – Mar 5
Harvest March 19 Mar 19 – Apr 9
Fall Sowing September 28 Sep 28 – Oct 12

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

Growing Conditions

☀️ Sun

Partial Shade (3-6 hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

14–21 days

🧪 Soil pH

Needs 6–7 · Your soil: N/A

🗺️ USDA Zone

Zone 9a

📆 Growing Season

263 days in Chatham County

Growing Tips for Chatham County

Sow seeds thickly on moist soil or paper towels. Keep moist and harvest when 2-3 inches tall. Succession sow every few days for continuous supply. Grows well indoors year-round.

Companion Planting

Good Companions

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Cress in Chatham County, GA?

Chatham County is in Zone 9a with an average last frost of March 5. Plan your Cress planting based on this frost date — see the calendar above for exact timing.

What planting zone is Chatham County, GA?

Chatham County, Georgia is in USDA Hardiness Zone 9a. The average last spring frost is March 5 and first fall frost is November 23.

When should I plant Cress in Chatham County, GA?

In Chatham County, GA, plant Cress after the last frost (around March 5) and before the first frost (around November 23). Best results when soil holds above 50°F.

What growing zone is Chatham County, GA for Cress?

Chatham County sits in USDA Zone 9a. Cress grows reliably in zones 2a through 11b, so it's a good fit here.

Can Cress grow in Chatham County's climate?

Yes — Cress grows well in Chatham County's temperate climate. Chatham County averages a 263-day frost-free season, with last frost around March 5 and first frost around November 23.

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Your Chatham County Garden Planner — Free

A 22-page printable planner built for Chatham 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 Chatham County, GA. Local conditions may vary. Last updated: June 2026.

Sources & credits

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