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When to Plant Dill in Washington County, GA

Washington County, Georgia Zone 8b May

May to-do list for Washington County, Georgia

Your garden in Washington County, Georgia is working on a schedule, even when you're not. Here's where you should be this May.

Avg. last frost March 21
Avg. first frost November 11
Soil temp (4") 71°F
Watering Moderate
Pest pressure High
Daylight 13.7 hrs
  1. Pick dill

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

A few tasks this May that'll pay off in June
  • First harvests: dill

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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.

Washington County, Georgia is in USDA Zone 8b. The average last spring frost is March 21 and the first fall frost is November 11, giving you a growing season of approximately 235 days.

At an elevation of 277 feet, Washington County receives approximately 50.4 inches of rainfall annually with predominantly clay loam soil. Summer highs average 92°F, providing good warmth for Dill during the growing season. Clay soil retains moisture well for Dill, but amend with compost to improve drainage and prevent root rot. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Dill root diseases.

Washington County, GA (Zone 8b) Long season
235 days
Last Spring Frost March 21
235 growing days
First Fall Frost November 11

Washington County Soil Profile

Soil Type

Clay Loam

Soil pH

5.5-6.3

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (139 days to spare)
Start indoors: Feb 4 Transplant: Mar 4 🍅 Harvest: Apr 15 – Jun 17
Recommended (50%) ✓ Fits season (137 days to spare)
Start indoors: Feb 14 Transplant: Mar 14 🍅 Harvest: Apr 25 – Jun 27
Safe Start (90%) ✓ Fits season (134 days to spare)
Start indoors: Mar 4 Transplant: Apr 1 🍅 Harvest: May 13 – Jul 15

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 Washington County

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

Soil pH

Your soil pH (5.5–6.3) is within Dill's preferred range (5.5–7.0).

Soil Texture

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

Organic Matter

Organic matter is moderate (2.8%). 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 235-day season

Sow every 4.6 weeks. Last sowing by Sep 12 to harvest before frost.

For a dedicated fall crop, sow by Sep 02.

Plant Water Budget

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

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 4.3" 0" ❄️ Dormant
Feb 4.1" 0" ❄️ Dormant
Mar 2.2" 4.6" 0" ✅ Rainfall sufficient
Apr 2.2" 3.3" 0" ✅ Rainfall sufficient
May 2.2" 3.6" 0" ✅ Rainfall sufficient
Jun 2.2" 4.7" 0" ✅ Rainfall sufficient
Jul 2.2" 5.1" 0" ✅ Rainfall sufficient
Aug 2.2" 5.4" 0" ✅ Rainfall sufficient
Sep 2.2" 4.2" 0" ✅ Rainfall sufficient
Oct 2.2" 3.6" 0" ✅ Rainfall sufficient
Nov 2.2" 3.9" 0" ✅ Rainfall sufficient
Dec 3.8" 0" ❄️ Dormant

Water needs are for active growing months only (Mar–Nov in Washington County). Supplement amounts are based on average rainfall — 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" — 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.

Dill needs ~950 GDD — county provides 4,465 GDD Excellent fit

Dill Planting Timeline — Washington County, GA

Dill Planting Calendar

Activity When Date Range
Start Indoors February 14 Feb 14 – Feb 28
Transplant Outdoors March 14 Mar 14 – Mar 28
Direct Sow March 7 Mar 7 – Mar 28
Harvest April 25 Apr 25 – Jun 27
Fall Sowing September 2 Sep 2 – Sep 16

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

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

0.5"/week · Natural rainfall sufficient

📅 Days to Maturity

40–60 days

🧪 Soil pH

Needs 5.5–7 · Your soil: ideal

🗺️ USDA Zone

Zone 8b

📆 Growing Season

235 days in Washington County

Growing Tips for Dill in Washington County

Direct sow Dill outdoors after March 21 in Washington County when soil has warmed and frost danger has passed.

With Washington County's clay soil (31% clay), work in 3-4 inches of compost before planting Dill. Avoid tilling when soil is wet to prevent compaction.

Your generous 235.0-day season in Washington County 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 Washington County, GA?

Washington County is in Zone 8b with an average last frost of March 21. Plan your Dill planting based on this frost date — see the calendar above for exact timing.

What planting zone is Washington County, GA?

Washington County, Georgia is in USDA Hardiness Zone 8b. The average last spring frost is March 21 and first fall frost is November 11.

🌱

Your Washington County Garden Planner — Free

A 24-page printable planner built for Washington County (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 Washington County, GA. 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.