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When to plant Broccoli in Parke County, IN

For Broccoli in Parke County, the safe spring window opens around April 2 and closes around April 23. Last expected frost is April 16, first fall frost October 17, giving a 184-day growing season. A second sowing from August 8 to August 22 extends the harvest into fall.

When to Plant Broccoli in Parke County, IN

Broccoli

Broccoli is a nutrient-dense cool-season crop that produces large central heads followed by smaller side shoots. It is one of the most popular garden vegetables.

Parke County, Indiana is in USDA Zone 6a. The average last spring frost is April 16 and the first fall frost is October 17, giving you a growing season of approximately 184 days.

At an elevation of 847 feet, Parke County receives approximately 30.6 inches of rainfall annually with predominantly silt loam soil. Summer highs average 85°F, providing good warmth for Broccoli during the growing season.

Parke County, IN (Zone 6a) Moderate season
184 days
Last Spring Frost April 16
184 growing days
First Fall Frost October 17

Parke County Soil Profile

Soil Type

Silt Loam

Soil pH

6.0-7.0

Drainage

Well Drained

How Much Broccoli to Grow

1-2 lbs
Average yield per plant
3
Plants per person
6 sq ft
Space per person

For a family of 4, plant approximately 12 broccoli plants in about 24 sq ft. In Parke County's 184-day season, you'll have plenty of time for a full harvest. Plan your garden layout →

Broccoli Planting Timeline — Parke County, IN

Broccoli Planting Calendar

Activity When Date Range
Start Indoors March 12 Mar 12 – Mar 26
Transplant Outdoors April 16 Apr 16 – Apr 30
Direct Sow April 2 Apr 2 – Apr 23
Harvest June 18 Jun 18 – Jul 30
Fall Sowing August 8 Aug 8 – Aug 22

Plant 1" deep · 15" apart · Rows 24" apart

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

60–90 days

🧪 Soil pH

Needs 6–7 · Your soil: N/A

🗺️ USDA Zone

Zone 6a

📆 Growing Season

184 days in Parke County

Growing Tips for Parke County

Start seeds indoors 6-8 weeks before last frost. Provide consistent moisture to prevent hollow stems. Harvest heads before yellow flowers appear.

Companion Planting

Good Companions

Avoid Planting Near

  • Tomatoes
  • Strawberries

Check more plant combinations with our Companion Planting Checker →

🌾 Save Your Own Broccoli Seeds
Life Cycle Biennial
Pollination Cross-Pollinated (insects)
How to Collect Allow plants to flower 2nd year; collect dry pods.
Storage Store airtight; viable 5 years at 35°F, under 50% humidity.

Isolate 1/2 mile from other brassicas. Biennial — must overwinter roots.

Frequently Asked Questions

When should I plant Broccoli in Parke County, IN?

Parke County is in Zone 6a with an average last frost of April 16. Plan your Broccoli planting based on this frost date — see the calendar above for exact timing.

What planting zone is Parke County, IN?

Parke County, Indiana is in USDA Hardiness Zone 6a. The average last spring frost is April 16 and first fall frost is October 17.

When should I plant Broccoli in Parke County, IN?

In Parke County, IN, plant Broccoli after the last frost (around April 16) and before the first frost (around October 17). Best results when soil holds above 50°F.

What growing zone is Parke County, IN for Broccoli?

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

Can Broccoli grow in Parke County's climate?

Yes — Broccoli grows well in Parke County's temperate climate. Parke County averages a 184-day frost-free season, with last frost around April 16 and first frost around October 17.

🌱

Your Parke County Garden Planner — Free

A 22-page printable planner built for Parke 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 Parke County, IN. Local conditions may vary. Last updated: July 2026.

Sources & credits

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