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When to plant Salsify in Andrew County, MO

For Andrew County, gardeners: plant Salsify April 3 through April 24 once soil reads 50°F. A second sowing from August 9 to August 23 extends the harvest into fall.

When to Plant Salsify in Andrew 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.

Andrew County, Missouri is in USDA Zone 6a. The average last spring frost is April 17 and the first fall frost is October 18, giving you a growing season of approximately 184 days.

At an elevation of 1,292 feet, Andrew County receives approximately 37.4 inches of rainfall annually with predominantly silt loam soil. Summer highs average 85°F, providing good warmth for Salsify during the growing season.

Andrew County, MO (Zone 6a) Moderate season
184 days
Last Spring Frost April 17
184 growing days
First Fall Frost October 18

Andrew County Soil Profile

Soil Type

Silt Loam

Soil pH

5.3-7

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 1.4" 0" ❄️ Dormant
Feb 1.7" 0" ❄️ Dormant
Mar 2.8" 0" ❄️ Dormant
Apr 4.3" 3.4" 0.9" 💧 Light watering
May 4.3" 3.9" 0.4" 💧 Light watering
Jun 4.3" 5.1" 0" ✅ Rainfall sufficient
Jul 4.3" 3.6" 0.7" 💧 Light watering
Aug 4.3" 4.1" 0.2" 💧 Light watering
Sep 4.3" 3.7" 0.6" 💧 Light watering
Oct 4.3" 3.3" 1" 💧 Light watering
Nov 2.5" 0" ❄️ Dormant
Dec 2.1" 0" ❄️ Dormant

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

Salsify Planting Timeline — Andrew County, MO

Salsify Planting Calendar

Activity When Date Range
Direct Sow April 3 Apr 3 – Apr 24
Harvest July 17 Jul 17 – Aug 28
Fall Sowing August 9 Aug 9 – Aug 23

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

Month-by-Month Timeline

MonthActivities
January
February
March
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

184 days in Andrew County

Growing Tips for Andrew 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 Andrew County, MO?

Andrew County is in Zone 6a with an average last frost of April 17. Plan your Salsify planting based on this frost date — see the calendar above for exact timing.

What planting zone is Andrew County, MO?

Andrew County, Missouri is in USDA Hardiness Zone 6a. The average last spring frost is April 17 and first fall frost is October 18.

When should I plant Salsify in Andrew County, MO?

In Andrew County, MO, plant Salsify after the last frost (around April 17) and before the first frost (around October 18). Best results when soil holds above 50°F.

What growing zone is Andrew County, MO for Salsify?

Andrew 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 Andrew County's climate?

Yes — Salsify grows well in Andrew County's temperate climate. Andrew County averages a 184-day frost-free season, with last frost around April 17 and first frost around October 18.

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Your Andrew County Garden Planner — Free

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

Sources & credits

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