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When to Plant Salsify in La Crosse County, WI

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

La Crosse County, Wisconsin is in USDA Zone 5a. The average last spring frost is May 4 and the first fall frost is October 5, giving you a growing season of approximately 154 days.

At an elevation of 1,054 feet, La Crosse County receives approximately 41.1 inches of rainfall annually with predominantly silt loam soil. Summer highs average 83°F, so choose short-season varieties of Salsify to ensure they mature before fall.

La Crosse County, WI (Zone 5a) Moderate season
154 days
Last Spring Frost May 4
154 growing days
First Fall Frost October 5

La Crosse County Soil Profile

Soil Type

Silt Loam

Soil pH

6.1-6.8

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 1.8" 0" ❄️ Dormant
Feb 2" 0" ❄️ Dormant
Mar 2.9" 0" ❄️ Dormant
Apr 4.2" 0" ❄️ Dormant
May 4.3" 4.7" 0" ✅ Rainfall sufficient
Jun 4.3" 4.3" 0" ✅ Rainfall sufficient
Jul 4.3" 5.1" 0" ✅ Rainfall sufficient
Aug 4.3" 4.5" 0" ✅ Rainfall sufficient
Sep 4.3" 3.9" 0.4" 💧 Light watering
Oct 4.3" 2.7" 1.6" 💧 Light watering
Nov 2.9" 0" ❄️ Dormant
Dec 2.1" 0" ❄️ Dormant

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

Salsify Planting Timeline — La Crosse County, WI

Salsify Planting Calendar

Activity When Date Range
Direct Sow April 20 Apr 20 – May 11
Harvest August 3 Aug 3 – Sep 14
Fall Sowing July 27 Jul 27 – Aug 10

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 Fall Sowing Harvest
September Harvest
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 5a

📆 Growing Season

154 days in La Crosse County

Growing Tips for La Crosse 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 La Crosse County, WI?

La Crosse County is in Zone 5a with an average last frost of May 4. Plan your Salsify planting based on this frost date — see the calendar above for exact timing.

What planting zone is La Crosse County, WI?

La Crosse County, Wisconsin is in USDA Hardiness Zone 5a. The average last spring frost is May 4 and first fall frost is October 5.

🌱

Your La Crosse County Garden Planner — Free

A 22-page printable planner built for La Crosse County (Zone 5a). 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 La Crosse County, WI. Local conditions may vary. Last updated: July 2026.

Sources & credits

Every number on this page traces back to a primary horticulture or government data source. Click through to verify.