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When to plant Salsify in Carroll County, MO

Salsify planted in Carroll County between March 30 and April 20 matures in 100–130 days — well before the October 24 first frost. A second sowing from August 15 to August 29 extends the harvest into fall.

When to Plant Salsify in Carroll County, MO

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

Carroll County, Missouri is in USDA Zone 6a. The average last spring frost is April 13 and the first fall frost is October 24, giving you a growing season of approximately 194 days.

At an elevation of 1,053 feet, Carroll County receives approximately 37.4 inches of rainfall annually with predominantly silt loam soil. Summer highs average 86°F, providing good warmth for Salsify during the growing season.

Carroll County, MO (Zone 6a) Moderate season
194 days
Last Spring Frost April 13
194 growing days
First Fall Frost October 24

Carroll County Soil Profile

Soil Type

Silt Loam

Soil pH

5.5-6.8

Drainage

Well Drained

Monthly Watering Guide for Salsify

Salsify needs approximately 1 inches of water per week (4.3" per month). Here's how your county's rainfall compares month by month.

Month Salsify Needs Rainfall You Supplement Action
Jan 1.7" 0" ❄️ Dormant
Feb 1.5" 0" ❄️ Dormant
Mar 3.1" 0" ❄️ Dormant
Apr 4.3" 4" 0.3" 💧 Light watering
May 4.3" 4.1" 0.2" 💧 Light watering
Jun 4.3" 4.2" 0.1" 💧 Light watering
Jul 4.3" 4.6" 0" ✅ Rainfall sufficient
Aug 4.3" 3.6" 0.7" 💧 Light watering
Sep 4.3" 3.1" 1.2" 💧 Light watering
Oct 4.3" 3.1" 1.2" 💧 Light watering
Nov 2.5" 0" ❄️ Dormant
Dec 2" 0" ❄️ Dormant

Water needs are for active growing months only (Apr–Oct in Carroll County). Supplement amounts are based on average rainfall — actual needs vary with temperature, soil, and mulching.

Salsify Planting Timeline — Carroll County, MO

Salsify Planting Calendar

Activity When Date Range
Direct Sow March 30 Mar 30 – Apr 20
Harvest July 13 Jul 13 – Aug 24
Fall Sowing August 15 Aug 15 – Aug 29

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

Month-by-Month Timeline

MonthActivities
January
February
March Direct Sow
April Direct Sow
May
June
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

100–130 days

🧪 Soil pH

Needs 6–7.5 · Your soil: N/A

🗺️ USDA Zone

Zone 6a

📆 Growing Season

194 days in Carroll County

Growing Tips for Carroll 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 Carroll County, MO?

Carroll County is in Zone 6a with an average last frost of April 13. Plan your Salsify planting based on this frost date — see the calendar above for exact timing.

What planting zone is Carroll County, MO?

Carroll County, Missouri is in USDA Hardiness Zone 6a. The average last spring frost is April 13 and first fall frost is October 24.

When should I plant Salsify in Carroll County, MO?

In Carroll County, MO, plant Salsify after the last frost (around April 13) and before the first frost (around October 24). Best results when soil holds above 50°F.

What growing zone is Carroll County, MO for Salsify?

Carroll County sits in USDA Zone 6a. Salsify grows reliably in zones 3a through 9b, so it's a good fit here.

Can Salsify grow in Carroll County's climate?

Yes — Salsify grows well in Carroll County's temperate climate. Carroll County averages a 194-day frost-free season, with last frost around April 13 and first frost around October 24.

🌱

Your Carroll County Garden Planner — Free

A 22-page printable planner built for Carroll 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.

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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 Carroll County, MO. Local conditions may vary. Last updated: July 2026.

Sources & credits

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