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When to Plant Dill in Lawrence County, PA

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.

Lawrence County, Pennsylvania is in USDA Zone 5b. The average last spring frost is May 4 and the first fall frost is October 18, giving you a growing season of approximately 167 days.

At an elevation of 441 feet, Lawrence County receives approximately 43.3 inches of rainfall annually with predominantly silt loam soil. Summer highs average 86ยฐF, providing good warmth for Dill during the growing season.

Lawrence County, PA (Zone 5b) Moderate season
167 days
Last Spring Frost May 4
167 growing days
First Fall Frost October 18

Lawrence County Soil Profile

Soil Type

Silt Loam

Soil pH

5.1-6.8

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (70 days to spare)
Start indoors: Mar 23 Transplant: Apr 20 🍅 Harvest: Jun 1 – Aug 3
Recommended (50%) ✓ Fits season (69 days to spare)
Start indoors: Mar 30 Transplant: Apr 27 🍅 Harvest: Jun 8 – Aug 10
Safe Start (90%) ✓ Fits season (70 days to spare)
Start indoors: Apr 15 Transplant: May 13 🍅 Harvest: Jun 24 – Aug 26

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.

Plant Water Budget

Plant needs
1.0″/week
Rainfall provides
1.1″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft
Dill needs ~725 GDD — county provides 2,421 GDD Excellent fit

Dill Planting Timeline โ€” Lawrence County, PA

Dill Planting Calendar

Activity When Date Range
Start Indoors March 30 Mar 30 โ€“ Apr 13
Transplant Outdoors April 27 Apr 27 โ€“ May 11
Direct Sow April 20 Apr 20 โ€“ May 11
Fall Sowing August 9 Aug 9 โ€“ Aug 23
Harvest June 8 Jun 8 โ€“ Aug 10

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

Month-by-Month Timeline

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

Growing Conditions

Sun

Full Sun (6-8+ hours)

Water

Moderate โ€” regular watering

Days to Maturity

40โ€“60 days

Soil pH

5.5 โ€“ 7

USDA Zone

Zone 5b

Growing Season

167 days

Growing Tips for Lawrence County

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

Level Up Your Garden

Frequently Asked Questions

When should I plant Dill in Lawrence County, PA?

Lawrence County is in Zone 5b with an average last frost of May 4. Plan your Dill planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Lawrence County, PA?

Lawrence County, Pennsylvania is in USDA Hardiness Zone 5b. The average last spring frost is May 4 and first fall frost is October 18.

๐ŸŒฑ

Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Lawrence County gardeners in Zone 5b 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 Lawrence County, PA. Local conditions may vary. Last updated: April 2026.