Blog

When to plant Dill in Porter County, IN

In Zone 6a (Porter County), direct-sow Dill between April 11 and May 2 for spring, after the April 25 last-frost mark. A second sowing from August 15 to August 29 extends the harvest into fall.

When to Plant Dill in Porter County, IN

Dill

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.

Porter County, Indiana is in USDA Zone 6a. The average last spring frost is April 25 and the first fall frost is October 24, giving you a growing season of approximately 182 days.

At an elevation of 691 feet, Porter County receives approximately 35.1 inches of rainfall annually with predominantly silt loam soil. Summer highs average 84°F, so choose short-season varieties of Dill to ensure they mature before fall.

Porter County, IN (Zone 6a) Moderate season
182 days
Last Spring Frost April 25
182 growing days
First Fall Frost October 24

Porter County Soil Profile

Soil Type

Silt Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Dill Planting Timeline — Porter County, IN

Dill Planting Calendar

Activity When Date Range
Start Indoors March 21 Mar 21 – Apr 4
Transplant Outdoors April 18 Apr 18 – May 2
Direct Sow April 11 Apr 11 – May 2
Harvest May 30 May 30 – Aug 1
Fall Sowing August 15 Aug 15 – Aug 29

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

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

40–60 days

🧪 Soil pH

Needs 5.5–7 · Your soil: N/A

🗺️ USDA Zone

Zone 6a

📆 Growing Season

182 days in Porter County

Growing Tips for Porter 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

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Dill in Porter County, IN?

Porter County is in Zone 6a with an average last frost of April 25. Plan your Dill planting based on this frost date — see the calendar above for exact timing.

What planting zone is Porter County, IN?

Porter County, Indiana is in USDA Hardiness Zone 6a. The average last spring frost is April 25 and first fall frost is October 24.

When should I plant Dill in Porter County, IN?

In Porter County, IN, plant Dill after the last frost (around April 25) and before the first frost (around October 24). Best results when soil holds above 50°F.

What growing zone is Porter County, IN for Dill?

Porter County sits in USDA Zone 6a. Dill grows reliably in zones 2a through 11b, so it's a good fit here.

Can Dill grow in Porter County's climate?

Yes — Dill grows well in Porter County's temperate climate. Porter County averages a 182-day frost-free season, with last frost around April 25 and first frost around October 24.

🌱

Your Porter County Garden Planner — Free

A 22-page printable planner built for Porter County (Zone 6a). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.

Instant PDF download. No spam, unsubscribe any time.

Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals. Frost dates are based on 50% probability averages for Porter County, IN. Local conditions may vary. Last updated: August 2026.

Sources & credits

Every number on this page traces back to a primary horticulture or government data source. Click through to verify.