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When to Plant Mache in Claiborne Parish, LA

Claiborne Parish, Louisiana Zone 8b May

Claiborne Parish, Louisiana gardeners: here's your May plan

Here's what deserves your attention in Claiborne Parish, Louisiana this month. Everything below is tailored to Zone 8b and timed around your local frost dates.

Avg. last frost March 22
Avg. first frost November 5
Soil temp (4") 72°F
Watering Low
Pest pressure High
Daylight 13.7 hrs
  1. Collect mache at their peak

    Taste as you pick. The first ripe produce is the best feedback loop you'll get all season.

June prep starts now
  • First harvests: mache

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Mache (corn salad) is a cold-hardy salad green with small, rounded, tender leaves and a mild, nutty flavor. It thrives in cool weather and even overwinters in many climates.

Claiborne Parish, Louisiana is in USDA Zone 8b. The average last spring frost is March 22 and the first fall frost is November 5, giving you a growing season of approximately 228 days.

At an elevation of 229 feet, Claiborne Parish receives approximately 59.3 inches of rainfall annually with predominantly loam soil. Summer highs average 92°F, providing good warmth for Mache during the growing season. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Mache root diseases.

Claiborne Parish, LA (Zone 8b) Long season
228 days
Last Spring Frost March 22
228 growing days
First Fall Frost November 5
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Claiborne Parish Soil Profile

Soil Type

Loam

Soil pH

6-7.3

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (153 days to spare)
Start indoors: Feb 6 Transplant: Mar 13 🍅 Harvest: Apr 24 – May 29
Recommended (50%) ✓ Fits season (151 days to spare)
Start indoors: Feb 15 Transplant: Mar 22 🍅 Harvest: May 3 – Jun 7
Safe Start (90%) ✓ Fits season (147 days to spare)
Start indoors: Mar 11 Transplant: Apr 15 🍅 Harvest: May 27 – Jul 1

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 Claiborne Parish

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

Soil pH

Your soil pH (6.0–7.3) is within Mache's preferred range (6.0–7.5).

Soil Texture

The loam soil in Claiborne Parish is excellent for Mache — good drainage, moisture retention, and nutrient holding capacity.

Drainage

Drainage is adequate for Mache.

Organic Matter

Organic matter is moderate (2.3%). Annual compost additions will help Mache.

How to Plant Mache

0.5"
Planting Depth
6"
Between Plants
12"
Between Rows

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

Succession Planting Mache

6
successive plantings in your 228-day season

Sow every 4.6 weeks. Last sowing by Sep 06 to harvest before frost.

For a dedicated fall crop, sow by Aug 27.

Plant Water Budget

Plant needs
1.0″/week
Rainfall provides
1.1″/week
You supply
0.2″/week
Watering frequency Only during dry spells
Season total 421 gal / 100 sq ft

Monthly Watering Guide for Mache

Mache needs approximately 1 inches of water per week (4.3" per month). Here's how your county's rainfall compares month by month.

Month Mache Needs Rainfall You Supplement Action
Jan 5.3" 0" ❄️ Dormant
Feb 5.6" 0" ❄️ Dormant
Mar 4.3" 5.5" 0" ✅ Rainfall sufficient
Apr 4.3" 4.1" 0.2" 💧 Light watering
May 4.3" 4.8" 0" ✅ Rainfall sufficient
Jun 4.3" 4.8" 0" ✅ Rainfall sufficient
Jul 4.3" 6.1" 0" ✅ Rainfall sufficient
Aug 4.3" 5.1" 0" ✅ Rainfall sufficient
Sep 4.3" 4.1" 0.2" 💧 Light watering
Oct 4.3" 3.6" 0.7" 💧 Light watering
Nov 4.3" 5.3" 0" ✅ Rainfall sufficient
Dec 4.9" 0" ❄️ Dormant

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

Mache 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.

Mache needs ~950 GDD — county provides 4,332 GDD Excellent fit

Mache Planting Timeline — Claiborne Parish, LA

Mache Planting Calendar

Activity When Date Range
Start Indoors February 15 Feb 15 – Mar 1
Transplant Outdoors March 22 Mar 22 – Apr 5
Direct Sow March 8 Mar 8 – Mar 29
Harvest May 3 May 3 – Jun 7
Fall Sowing August 27 Aug 27 – Sep 10

Plant 0.5" deep · 6" apart · Rows 12" apart

Month-by-Month Timeline

MonthActivities
January
February Start Indoors
March Start Indoors Transplant Outdoors Direct Sow
April Transplant Outdoors
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

1"/week · Only during dry spells

📅 Days to Maturity

40–60 days

🧪 Soil pH

Needs 6–7.5 · Your soil: ideal

🗺️ USDA Zone

Zone 8b

📆 Growing Season

228 days in Claiborne Parish

Growing Tips for Mache in Claiborne Parish

Direct sow Mache outdoors after March 22 in Claiborne Parish when soil has warmed and frost danger has passed.

Your generous 228.0-day season in Claiborne Parish allows multiple plantings of Mache. Sow every 20.0 days for continuous harvest.

General growing tips

Direct sow in early spring or late summer for fall and winter harvest. Seeds need light to germinate so press gently into soil surface. Harvest whole rosettes.

Companion Planting

Good Companions

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Mache in Claiborne Parish, LA?

Claiborne Parish is in Zone 8b with an average last frost of March 22. Plan your Mache planting based on this frost date — see the calendar above for exact timing.

What planting zone is Claiborne Parish, LA?

Claiborne Parish, Louisiana is in USDA Hardiness Zone 8b. The average last spring frost is March 22 and first fall frost is November 5.

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Your Claiborne Parish Garden Planner — Free

A 24-page printable planner built for Claiborne Parish (Zone 8b). 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 Claiborne Parish, LA. 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.