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When to plant Bitter Melon in Jackson County, IL

Plant Bitter Melon in Jackson County from April 17 to May 8 in spring. Jackson County sits in USDA Zone 7a, with last frost around April 10 and first frost on October 21.

When to Plant Bitter Melon in Jackson County, IL

Bitter melon is a tropical vine producing warty, bitter fruits used in Asian and Indian cuisine. The intense bitterness is prized for its culinary and health properties.

Jackson County, Illinois is in USDA Zone 7a. The average last spring frost is April 10 and the first fall frost is October 21, giving you a growing season of approximately 194 days.

At an elevation of 1,046 feet, Jackson County receives approximately 38.9 inches of rainfall annually with predominantly silt loam soil. Summer highs average 89°F, providing good warmth for Bitter Melon during the growing season.

Jackson County, IL (Zone 7a) Moderate season
194 days
Last Spring Frost April 10
194 growing days
First Fall Frost October 21

Jackson County Soil Profile

Soil Type

Silt Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Bitter Melon Planting Timeline — Jackson County, IL

Bitter Melon Planting Calendar

Activity When Date Range
Start Indoors February 20 Feb 20 – Mar 6
Transplant Outdoors April 24 Apr 24 – May 8
Direct Sow April 17 Apr 17 – May 8
Harvest June 26 Jun 26 – Aug 7

Plant 1" deep · 30" apart · Rows 42" apart

Month-by-Month Timeline

MonthActivities
January
February Start Indoors
March Start Indoors
April Transplant Outdoors Direct Sow
May Transplant Outdoors Direct Sow
June Harvest
July Harvest
August Harvest
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 7a

📆 Growing Season

194 days in Jackson County

Growing Tips for Jackson County

Start seeds indoors 4 weeks before last frost. Provide a trellis for climbing. Harvest fruits while still green and firm. Reduce bitterness by salting sliced fruit before cooking.

Companion Planting

Good Companions

Avoid Planting Near

  • Potatoes

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Bitter Melon in Jackson County, IL?

Jackson County is in Zone 7a with an average last frost of April 10. Plan your Bitter Melon planting based on this frost date — see the calendar above for exact timing.

What planting zone is Jackson County, IL?

Jackson County, Illinois is in USDA Hardiness Zone 7a. The average last spring frost is April 10 and first fall frost is October 21.

When should I plant Bitter Melon in Jackson County, IL?

In Jackson County, IL, plant Bitter Melon after the last frost (around April 10) and before the first frost (around October 21). Best results when soil holds above 50°F.

What growing zone is Jackson County, IL for Bitter Melon?

Jackson County sits in USDA Zone 7a. Bitter Melon grows reliably in zones 5a through 11b, so it's a good fit here.

Can Bitter Melon grow in Jackson County's climate?

Yes — Bitter Melon grows well in Jackson County's temperate climate. Jackson County averages a 194-day frost-free season, with last frost around April 10 and first frost around October 21.

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Your Jackson County Garden Planner — Free

A 22-page printable planner built for Jackson County (Zone 7a). 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 Jackson County, IL. Local conditions may vary. Last updated: July 2026.

Sources & credits

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