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When to Plant Marjoram in Gilmer County, WV

Gilmer County, West Virginia Zone 6b May

May in Gilmer County, West Virginia — your action list

May is a pivotal month for Gilmer County, West Virginia gardens. Focus on these tasks first and you'll set up the rest of the season for success.

Avg. last frost April 28
Avg. first frost October 18
Soil temp (4") 60°F
Watering Moderate
Pest pressure Low
Daylight 14.1 hrs
  1. Move marjoram from tray to bed

    Frost risk is low now in Gilmer County, West Virginia. If you've been covering beds overnight, you can stop.

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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.

Gilmer County, West Virginia is in USDA Zone 6b. The average last spring frost is April 28 and the first fall frost is October 18, giving you a growing season of approximately 173 days.

At an elevation of 2,257 feet, Gilmer County receives approximately 41.7 inches of rainfall annually with predominantly silt loam soil. Summer highs average 89°F, providing good warmth for Marjoram during the growing season.

Gilmer County, WV (Zone 6b) Moderate season
173 days
Last Spring Frost April 28
173 growing days
First Fall Frost October 18

Gilmer County Soil Profile

Soil Type

Silt Loam

Soil pH

5.8-7

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (31 days to spare)
Transplant: May 1 🍅 Harvest: Jul 3 – Sep 11
Recommended (50%) ✓ Fits season (33 days to spare)
Transplant: May 5 🍅 Harvest: Jul 7 – Sep 15
Safe Start (90%) ✓ Fits season (28 days to spare)
Transplant: May 24 🍅 Harvest: Jul 26 – Oct 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.

Soil Compatibility in Gilmer County

How your county's soil matches Marjoram's growing requirements.

Soil pH

Your soil pH (5.8–7.0) is more acidic than Marjoram prefers (6.5–7.5). Add garden lime to raise pH.

Soil Texture

The silt loam soil in Gilmer County is excellent for Marjoram — good drainage, moisture retention, and nutrient holding capacity.

Organic Matter

Organic matter is moderate (3.2%). Annual compost additions will help Marjoram.

How to Plant Marjoram

0.5"
Planting Depth
8"
Between Plants
12"
Between Rows

Succession Planting Marjoram

3
successive plantings in your 173-day season

Sow every 6.9 weeks. Last sowing by Jul 20 to harvest before frost.

Plant Water Budget

Plant needs
0.3″/week
Rainfall provides
1.0″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft
Drought risk

Water stress score is 6/10 — consider drought-tolerant varieties and mulching

Monthly Watering Guide for Marjoram

Marjoram needs approximately 0.3 inches of water per week (1.3" per month). Here's how your county's rainfall compares month by month.

Month Marjoram Needs Rainfall You Supplement Action
Jan 3.9" 0" ❄️ Dormant
Feb 3.6" 0" ❄️ Dormant
Mar 4.2" 0" ❄️ Dormant
Apr 1.3" 2.7" 0" ✅ Rainfall sufficient
May 1.3" 3.5" 0" ✅ Rainfall sufficient
Jun 1.3" 3.7" 0" ✅ Rainfall sufficient
Jul 1.3" 3.7" 0" ✅ Rainfall sufficient
Aug 1.3" 4.5" 0" ✅ Rainfall sufficient
Sep 1.3" 3.2" 0" ✅ Rainfall sufficient
Oct 1.3" 2.7" 0" ✅ Rainfall sufficient
Nov 3.2" 0" ❄️ Dormant
Dec 2.9" 0" ❄️ Dormant

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

Marjoram Heat Requirements (GDD)

What are Growing Degree Days (GDD)?

Growing Degree Days measure the total warmth your plants receive during the growing season. Think of it as a "heat bank" — every day above 50°F deposits warmth that helps your plants grow.

Each plant needs a certain amount of accumulated heat to mature. If your county provides more GDD than the plant needs, it's a great fit. If it's close, you may want to choose faster-maturing varieties or start seeds indoors to get a head start.

Marjoram needs ~1,256 GDD — county provides 2,897 GDD Excellent fit

Marjoram Planting Timeline — Gilmer County, WV

Marjoram Planting Calendar

Activity When Date Range
Transplant Outdoors May 5 May 5 – May 19
Harvest July 7 Jul 7 – Sep 15

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

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

0.3"/week · Natural rainfall sufficient

📅 Days to Maturity

60–90 days

🧪 Soil pH

Needs 6.5–7.5 · Your soil: too_acidic

🗺️ USDA Zone

Zone 6b

📆 Growing Season

173 days in Gilmer County

Growing Tips for Marjoram in Gilmer County

Direct sow Marjoram outdoors after April 28 in Gilmer County when soil has warmed and frost danger has passed.

General growing tips

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

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Marjoram in Gilmer County, WV?

Gilmer County is in Zone 6b with an average last frost of April 28. Plan your Marjoram planting based on this frost date — see the calendar above for exact timing.

What planting zone is Gilmer County, WV?

Gilmer County, West Virginia is in USDA Hardiness Zone 6b. The average last spring frost is April 28 and first fall frost is October 18.

🌱

Your Gilmer County Garden Planner — Free

A 24-page printable planner built for Gilmer County (Zone 6b). 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 Gilmer County, WV. Local conditions may vary. Last updated: May 2026.

Sources & credits

Every number on this page traces back to a primary horticulture or government data source. Click through to verify.