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When to plant Chard in Franklin County, MO

Plant Chard in Franklin County, when soil hits 50°F — usually March 27. Continue planting through April 17 for the spring crop. A second sowing from August 18 to September 1 extends the harvest into fall.

When to Plant Chard in Franklin County, MO

Swiss chard is a colorful, heat-tolerant green with large crinkled leaves and vibrant stalks in red, yellow, and white. Both the leaves and stems are edible and nutritious.

Franklin County, Missouri is in USDA Zone 6b. The average last spring frost is April 10 and the first fall frost is October 27, giving you a growing season of approximately 200 days.

At an elevation of 1,180 feet, Franklin County receives approximately 38.3 inches of rainfall annually with predominantly silt loam soil. Summer highs average 90°F, providing good warmth for Chard during the growing season.

Franklin County, MO (Zone 6b) Long season
200 days
Last Spring Frost April 10
200 growing days
First Fall Frost October 27

Franklin County Soil Profile

Soil Type

Silt Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Chard Planting Timeline — Franklin County, MO

Chard Planting Calendar

Activity When Date Range
Start Indoors March 6 Mar 6 – Mar 20
Transplant Outdoors April 10 Apr 10 – Apr 24
Direct Sow March 27 Mar 27 – Apr 17
Harvest June 5 Jun 5 – Jul 24
Fall Sowing August 18 Aug 18 – Sep 1

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

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Partial Shade (3-6 hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

50–60 days

🧪 Soil pH

Needs 6–7 · Your soil: N/A

🗺️ USDA Zone

Zone 6b

📆 Growing Season

200 days in Franklin County

Growing Tips for Franklin County

Direct sow or transplant after last frost. Harvest outer leaves regularly to encourage continuous production. Chard tolerates both heat and light frost.

Companion Planting

Good Companions

Avoid Planting Near

  • Corn
  • Cucumbers

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Chard in Franklin County, MO?

Franklin County is in Zone 6b with an average last frost of April 10. Plan your Chard planting based on this frost date — see the calendar above for exact timing.

What planting zone is Franklin County, MO?

Franklin County, Missouri is in USDA Hardiness Zone 6b. The average last spring frost is April 10 and first fall frost is October 27.

When should I plant Chard in Franklin County, MO?

In Franklin County, MO, plant Chard after the last frost (around April 10) and before the first frost (around October 27). Best results when soil holds above 50°F.

What growing zone is Franklin County, MO for Chard?

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

Can Chard grow in Franklin County's climate?

Yes — Chard grows well in Franklin County's temperate climate. Franklin County averages a 200-day frost-free season, with last frost around April 10 and first frost around October 27.

🌱

Your Franklin County Garden Planner — Free

A 22-page printable planner built for Franklin County (Zone 6b). 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 Franklin County, MO. Local conditions may vary. Last updated: July 2026.

Sources & credits

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