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When to Plant Marjoram in Bartow County, GA

Sweet marjoram is a tender perennial herb with a delicate, sweet oregano-like flavor. It is a cornerstone of Mediterranean cooking and pairs well with meats and vegetables.

Bartow County, Georgia is in USDA Zone 7b. The average last spring frost is March 28 and the first fall frost is November 1, giving you a growing season of approximately 218 days.

At an elevation of 444 feet, Bartow County receives approximately 51.2 inches of rainfall annually with predominantly clay loam soil. Summer highs average 90ยฐF, providing good warmth for Marjoram during the growing season. Clay soil retains moisture well for Marjoram, but amend with compost to improve drainage and prevent root rot. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Marjoram root diseases.

Bartow County, GA (Zone 7b) Long season
218 days
Last Spring Frost March 28
218 growing days
First Fall Frost November 1

Bartow County Soil Profile

Soil Type

Clay Loam

Soil pH

5.8-6.6

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (79 days to spare)
Transplant: Mar 29 🍅 Harvest: May 31 – Aug 9
Recommended (50%) ✓ Fits season (78 days to spare)
Transplant: Apr 4 🍅 Harvest: Jun 6 – Aug 15
Safe Start (90%) ✓ Fits season (79 days to spare)
Transplant: Apr 24 🍅 Harvest: Jun 26 – Sep 4

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
Marjoram needs ~1,312 GDD — county provides 3,815 GDD Excellent fit

Marjoram Planting Timeline โ€” Bartow County, GA

Marjoram Planting Calendar

Activity When Date Range
Transplant Outdoors April 4 Apr 4 โ€“ Apr 18
Harvest June 6 Jun 6 โ€“ Aug 15

Plant 0.5" deep ยท 8" apart ยท Rows 12" apart

Month-by-Month Timeline

MonthActivities
January โ€”
February โ€”
March โ€”
April Transplant Outdoors
May โ€”
June Harvest
July Harvest
August Harvest
September โ€”
October โ€”
November โ€”
December โ€”

Growing Conditions

Sun

Full Sun (6-8+ hours)

Water

Moderate โ€” regular watering

Days to Maturity

60โ€“90 days

Soil pH

6.5 โ€“ 7.5

USDA Zone

Zone 7b

Growing Season

218 days

Growing Tips for Bartow County

Start seeds indoors 6-8 weeks before last frost. Harvest stems just as flower buds appear for peak flavor. In cold climates, grow as an annual or bring containers indoors.

Companion Planting

Good Companions

Level Up Your Garden

Frequently Asked Questions

When should I plant Marjoram in Bartow County, GA?

Bartow County is in Zone 7b with an average last frost of March 28. Plan your Marjoram planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Bartow County, GA?

Bartow County, Georgia is in USDA Hardiness Zone 7b. The average last spring frost is March 28 and first fall frost is November 1.

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Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Bartow 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 Bartow County, GA. Local conditions may vary. Last updated: April 2026.