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When to Plant Dill in Caddo Parish, LA

Dill is a feathery annual herb with aromatic leaves and seeds. Its fine foliage and umbrella-shaped flower heads attract beneficial insects to the garden.

Caddo Parish, Louisiana is in USDA Zone 8a. The average last spring frost is March 13 and the first fall frost is November 14, giving you a growing season of approximately 246 days.

At an elevation of 446 feet, Caddo Parish receives approximately 49 inches of rainfall annually with predominantly loam soil. Summer highs average 92ยฐF, providing good warmth for Dill during the growing season.

Caddo Parish, LA (Zone 8a) Long season
246 days
Last Spring Frost March 13
246 growing days
First Fall Frost November 14

Caddo Parish Soil Profile

Soil Type

Loam

Soil pH

5.8-7

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (143 days to spare)
Start indoors: Jan 31 Transplant: Feb 28 🍅 Harvest: Apr 11 – Jun 13
Recommended (50%) ✓ Fits season (148 days to spare)
Start indoors: Feb 6 Transplant: Mar 6 🍅 Harvest: Apr 17 – Jun 19
Safe Start (90%) ✓ Fits season (144 days to spare)
Start indoors: Feb 27 Transplant: Mar 27 🍅 Harvest: May 8 – Jul 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.

Soil Compatibility in Caddo Parish

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

Soil pH

Your soil pH (5.8โ€“7.0) is within Dill's preferred range (5.5โ€“7.0).

Soil Texture

The loam soil in Caddo Parish is excellent for Dill โ€” good drainage, moisture retention, and nutrient holding capacity.

Organic Matter

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

How to Plant Dill

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 Dill

7
successive plantings in your 246-day season

Sow every 4.6 weeks. Last sowing by Sep 15 to harvest before frost.

For a dedicated fall crop, sow by Sep 05.

Plant Water Budget

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

Water stress score is 6/10 โ€” consider drought-tolerant varieties and mulching

Monthly Watering Guide for Dill

Dill 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 Dill Needs Rainfall You Supplement Action
Jan โ€” 3.6" 0" โ„๏ธ Dormant
Feb โ€” 4" 0" โ„๏ธ Dormant
Mar 2.2" 5" 0" โœ… Rainfall sufficient
Apr 2.2" 3.9" 0" โœ… Rainfall sufficient
May 2.2" 3.8" 0" โœ… Rainfall sufficient
Jun 2.2" 4.6" 0" โœ… Rainfall sufficient
Jul 2.2" 5.5" 0" โœ… Rainfall sufficient
Aug 2.2" 4.6" 0" โœ… Rainfall sufficient
Sep 2.2" 4" 0" โœ… Rainfall sufficient
Oct 2.2" 2.9" 0" โœ… Rainfall sufficient
Nov 2.2" 3.7" 0" โœ… Rainfall sufficient
Dec โ€” 3.5" 0" โ„๏ธ Dormant

Water needs are for active growing months only (Marโ€“Nov in Caddo Parish). Supplement amounts are based on average rainfall โ€” actual needs vary with temperature, soil, and mulching.

Dill 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" โ€” every day above 50ยฐF 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.

Dill needs ~950 GDD — county provides 4,674 GDD Excellent fit

Dill Planting Timeline โ€” Caddo Parish, LA

Dill Planting Calendar

Activity When Date Range
Start Indoors February 6 Feb 6 โ€“ Feb 20
Transplant Outdoors March 6 Mar 6 โ€“ Mar 20
Direct Sow February 27 Feb 27 โ€“ Mar 20
Harvest April 17 Apr 17 โ€“ Jun 19
Fall Sowing September 5 Sep 5 โ€“ Sep 19

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

Month-by-Month Timeline

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

Growing Conditions

โ˜€๏ธ Sun

Full Sun (6-8+ hours)

๐Ÿ’ง Water

0.5"/week ยท Natural rainfall sufficient

๐Ÿ“… Days to Maturity

40โ€“60 days

๐Ÿงช Soil pH

Needs 5.5โ€“7 ยท Your soil: ideal

๐Ÿ—บ๏ธ USDA Zone

Zone 8a

๐Ÿ“† Growing Season

246 days in Caddo Parish

Growing Tips for Dill in Caddo Parish

Direct sow Dill outdoors after March 13 in Caddo Parish when soil has warmed and frost danger has passed.

Your generous 246.0-day season in Caddo Parish allows multiple plantings of Dill. Sow every 20.0 days for continuous harvest.

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

General growing tips

Direct sow in spring as dill has a taproot and dislikes transplanting. Succession sow for continuous leaf harvest. Allow some plants to flower for seeds and to attract beneficial insects.

Companion Planting

Good Companions

Avoid Planting Near

  • Carrots
  • Tomatoes

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Dill in Caddo Parish, LA?

Caddo Parish is in Zone 8a with an average last frost of March 13. Plan your Dill planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Caddo Parish, LA?

Caddo Parish, Louisiana is in USDA Hardiness Zone 8a. The average last spring frost is March 13 and first fall frost is November 14.

๐ŸŒฑ

Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Caddo Parish gardeners in Zone 8a 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 Caddo Parish, LA. Local conditions may vary. Last updated: April 2026.