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When to Plant Chervil in Webster County, MS

Webster County, Mississippi Zone 8a May

This month in Webster County, Mississippi

If you only do a handful of things in the garden this May, make it these. They're sequenced around your zone's frost timing.

Avg. last frost March 23
Avg. first frost November 7
Soil temp (4") 67°F
Watering Low
Pest pressure Moderate
Daylight 13.7 hrs
  1. Harvest chervil as they ripen

    Don't tug. Use scissors or pruners for clean cuts — torn stems invite disease.

June prep starts now
  • First harvests: chervil

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Chervil is a delicate herb with a subtle anise-parsley flavor, essential in French cuisine as part of fines herbes. It prefers cool conditions and partial shade.

Webster County, Mississippi is in USDA Zone 8a. The average last spring frost is March 23 and the first fall frost is November 7, giving you a growing season of approximately 229 days.

At an elevation of 135 feet, Webster County receives approximately 56.5 inches of rainfall annually with predominantly clay loam soil. Summer highs average 93°F, providing good warmth for Chervil during the growing season. Clay soil retains moisture well for Chervil, but amend with compost to improve drainage and prevent root rot. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Chervil root diseases.

Webster County, MS (Zone 8a) Long season
229 days
Last Spring Frost March 23
229 growing days
First Fall Frost November 7
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Webster County Soil Profile

Soil Type

Clay Loam

Soil pH

5.6-6.2

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (132 days to spare)
Start indoors: Feb 8 Transplant: Mar 8 🍅 Harvest: Apr 19 – Jun 21
Recommended (50%) ✓ Fits season (131 days to spare)
Start indoors: Feb 16 Transplant: Mar 16 🍅 Harvest: Apr 27 – Jun 29
Safe Start (90%) ✓ Fits season (130 days to spare)
Start indoors: Mar 8 Transplant: Apr 5 🍅 Harvest: May 17 – Jul 19

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 Webster County

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

Soil pH

Your soil pH (5.6–6.2) is more acidic than Chervil prefers (6.0–7.0). Add garden lime to raise pH.

Soil Texture

The clay loam soil in Webster County is excellent for Chervil — good drainage, moisture retention, and nutrient holding capacity.

Organic Matter

Organic matter is moderate (2.6%). Annual compost additions will help Chervil.

How to Plant Chervil

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

Fall planting: Sow 10 weeks before your first frost date for a fall harvest.

Succession Planting Chervil

6
successive plantings in your 229-day season

Sow every 4.6 weeks. Last sowing by Sep 08 to harvest before frost.

For a dedicated fall crop, sow by Aug 29.

Plant Water Budget

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

Monthly Watering Guide for Chervil

Chervil needs approximately 0.5 inches of water per week (2.2" per month). Here's how your county's rainfall compares month by month.

Month Chervil Needs Rainfall You Supplement Action
Jan 5.1" 0" ❄️ Dormant
Feb 4.2" 0" ❄️ Dormant
Mar 2.2" 5.5" 0" ✅ Rainfall sufficient
Apr 2.2" 3.9" 0" ✅ Rainfall sufficient
May 2.2" 4.1" 0" ✅ Rainfall sufficient
Jun 2.2" 4.9" 0" ✅ Rainfall sufficient
Jul 2.2" 5.4" 0" ✅ Rainfall sufficient
Aug 2.2" 6.2" 0" ✅ Rainfall sufficient
Sep 2.2" 4.6" 0" ✅ Rainfall sufficient
Oct 2.2" 3.9" 0" ✅ Rainfall sufficient
Nov 2.2" 4.6" 0" ✅ Rainfall sufficient
Dec 4.1" 0" ❄️ Dormant

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

Chervil 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.

Chervil needs ~988 GDD — county provides 4,522 GDD Excellent fit

Chervil Planting Timeline — Webster County, MS

Chervil Planting Calendar

Activity When Date Range
Start Indoors February 16 Feb 16 – Mar 2
Transplant Outdoors March 16 Mar 16 – Mar 30
Direct Sow March 9 Mar 9 – Mar 30
Harvest April 27 Apr 27 – Jun 29
Fall Sowing August 29 Aug 29 – Sep 12

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

Month-by-Month Timeline

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

☀️ Sun

Partial Shade (3-6 hours)

💧 Water

0.5"/week · Natural rainfall sufficient

📅 Days to Maturity

40–60 days

🧪 Soil pH

Needs 6–7 · Your soil: too_acidic

🗺️ USDA Zone

Zone 8a

📆 Growing Season

229 days in Webster County

Growing Tips for Chervil in Webster County

Direct sow Chervil outdoors after March 23 in Webster County when soil has warmed and frost danger has passed.

With Webster County's clay soil (28% clay), work in 3-4 inches of compost before planting Chervil. Avoid tilling when soil is wet to prevent compaction.

Your generous 229.0-day season in Webster County allows multiple plantings of Chervil. Sow every 20.0 days for continuous harvest.

Common pests for Chervil in this region include carrot rust fly and parsleyworm. Use row covers early in the season and inspect plants weekly.

With 56" of annual rainfall in Webster County, ensure good drainage for Chervil — excess moisture can promote root rot and fungal diseases.

General growing tips

Direct sow in early spring or fall as chervil bolts in heat. Provide shade and cool conditions. Harvest outer leaves as needed; use fresh as it loses flavor when dried.

Companion Planting

Good Companions

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Chervil in Webster County, MS?

Webster County is in Zone 8a with an average last frost of March 23. Plan your Chervil planting based on this frost date — see the calendar above for exact timing.

What planting zone is Webster County, MS?

Webster County, Mississippi is in USDA Hardiness Zone 8a. The average last spring frost is March 23 and first fall frost is November 7.

🌱

Your Webster County Garden Planner — Free

A 24-page printable planner built for Webster County (Zone 8a). 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 Webster County, MS. 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.