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When to Plant Marjoram in Chesterfield County, VA

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.

Chesterfield County, Virginia is in USDA Zone 7a. The average last spring frost is April 8 and the first fall frost is October 31, giving you a growing season of approximately 206 days.

At an elevation of 657 feet, Chesterfield County receives approximately 41.1 inches of rainfall annually with predominantly silt loam soil. Summer highs average 89ยฐF, providing good warmth for Marjoram during the growing season.

Chesterfield County, VA (Zone 7a) Long season
206 days
Last Spring Frost April 8
206 growing days
First Fall Frost October 31

Chesterfield County Soil Profile

Soil Type

Silt Loam

Soil pH

5.7-7

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (66 days to spare)
Transplant: Apr 8 🍅 Harvest: Jun 10 – Aug 19
Recommended (50%) ✓ Fits season (66 days to spare)
Transplant: Apr 15 🍅 Harvest: Jun 17 – Aug 26
Safe Start (90%) ✓ Fits season (65 days to spare)
Transplant: Apr 30 🍅 Harvest: Jul 2 – Sep 10

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
0.8″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft
Marjoram needs ~1,256 GDD — county provides 3,450 GDD Excellent fit

Marjoram Planting Timeline โ€” Chesterfield County, VA

Marjoram Planting Calendar

Activity When Date Range
Transplant Outdoors April 15 Apr 15 โ€“ Apr 29
Harvest June 17 Jun 17 โ€“ Aug 26

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 7a

Growing Season

206 days

Growing Tips for Chesterfield 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 Chesterfield County, VA?

Chesterfield County is in Zone 7a with an average last frost of April 8. Plan your Marjoram planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Chesterfield County, VA?

Chesterfield County, Virginia is in USDA Hardiness Zone 7a. The average last spring frost is April 8 and first fall frost is October 31.

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Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Chesterfield County gardeners in Zone 7a 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 Chesterfield County, VA. Local conditions may vary. Last updated: April 2026.