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When to plant Salsify in Big Stone County County,

Big Stone County County's climate puts the Salsify spring window between April 25 and May 16. be cautious and check the 10-day forecast before planting tender crops. A second sowing from July 12 to July 26 extends the harvest into fall.

When to Plant Salsify in Big Stone County, MN

Salsify is a root vegetable with a subtle oyster-like flavor, earning it the nickname "oyster plant." It produces long, slender, cream-colored roots.

Big Stone County, Minnesota is in USDA Zone 4b. The average last spring frost is May 2 and the first fall frost is October 4, giving you a growing season of approximately 155 days.

At an elevation of 823 feet, Big Stone County receives approximately 32.5 inches of rainfall annually with predominantly silt loam soil. Summer highs average 81°F, so choose short-season varieties of Salsify to ensure they mature before fall.

Big Stone County, MN (Zone 4b) Moderate season
155 days
Last Spring Frost May 2
155 growing days
First Fall Frost October 4
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Big Stone County Soil Profile

Soil Type

Silt Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Salsify Planting Timeline — Big Stone County, MN

Salsify Planting Calendar

Activity When Date Range
Direct Sow April 25 Apr 25 – May 16
Harvest August 8 Aug 8 – Sep 19
Fall Sowing July 12 Jul 12 – Jul 26

Plant 0.5" deep · 6" apart · Rows 12" apart

Month-by-Month Timeline

MonthActivities
January
February
March
April Direct Sow
May Direct Sow
June
July Fall Sowing
August Harvest
September Harvest
October
November
December
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Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

100–130 days

🧪 Soil pH

Needs 6–7.5 · Your soil: N/A

🗺️ USDA Zone

Zone 4b

📆 Growing Season

155 days in Big Stone County

Growing Tips for Big Stone County

Direct sow in spring in deeply worked, stone-free soil. Use fresh seed only as viability drops quickly. Harvest in late fall after frost for best flavor.

Companion Planting

Good Companions

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Salsify in Big Stone County, MN?

Big Stone County is in Zone 4b with an average last frost of May 2. Plan your Salsify planting based on this frost date — see the calendar above for exact timing.

What planting zone is Big Stone County, MN?

Big Stone County, Minnesota is in USDA Hardiness Zone 4b. The average last spring frost is May 2 and first fall frost is October 4.

When should I plant Salsify in Big Stone County County, ?

In Big Stone County County, , plant Salsify after the last frost (around May 2) and before the first frost (around October 4). Best results when soil holds above 50°F.

What growing zone is Big Stone County County, for Salsify?

Big Stone County County sits in USDA Zone 4b. Salsify grows reliably in zones 3a through 9b, so it's a good fit here.

Can Salsify grow in Big Stone County County's climate?

Yes — Salsify grows well in Big Stone County County's temperate climate. Big Stone County County averages a 155-day frost-free season, with last frost around May 2 and first frost around October 4.

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A 22-page printable planner built for Big Stone County (Zone 4b). 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 Big Stone County, MN. Local conditions may vary. Last updated: June 2026.

Sources & credits

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