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When to Plant Salsify in Monroe County, MS

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

Monroe County, Mississippi is in USDA Zone 7b. The average last spring frost is March 23 and the first fall frost is November 6, giving you a growing season of approximately 228 days.

At an elevation of 448 feet, Monroe County receives approximately 54.4 inches of rainfall annually with predominantly clay loam soil. Summer highs average 88ยฐF, providing good warmth for Salsify during the growing season. Clay soil retains moisture well for Salsify, but amend with compost to improve drainage and prevent root rot. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Salsify root diseases.

Monroe County, MS (Zone 7b) Long season
228 days
Last Spring Frost March 23
228 growing days
First Fall Frost November 6

Monroe County Soil Profile

Soil Type

Clay Loam

Soil pH

5.4-6.7

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (81 days to spare)
Transplant: Mar 14 🍅 Harvest: Jun 27 – Aug 8
Recommended (50%) ✓ Fits season (81 days to spare)
Transplant: Mar 23 🍅 Harvest: Jul 6 – Aug 17
Safe Start (90%) ✓ Fits season (80 days to spare)
Transplant: Apr 13 🍅 Harvest: Jul 27 – Sep 7

Percentages indicate frost risk at transplant. The 70% safe window means there is a 30% chance of frost after transplant — suitable for cold-hardy crops or gardeners with frost protection. The 90% safe window is best for tender plants.

Plant Water Budget

Plant needs
1.0″/week
Rainfall provides
1.0″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft
Salsify needs ~1,840 GDD — county provides 3,648 GDD Excellent fit

Salsify Planting Timeline โ€” Monroe County, MS

Salsify Planting Calendar

Activity When Date Range
Direct Sow March 9 Mar 9 โ€“ Mar 30
Fall Sowing August 28 Aug 28 โ€“ Sep 11
Harvest June 22 Jun 22 โ€“ Aug 3

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

Month-by-Month Timeline

MonthActivities
January โ€”
February โ€”
March Direct Sow
April โ€”
May โ€”
June Harvest
July Harvest
August Fall Sowing Harvest
September Fall Sowing
October โ€”
November โ€”
December โ€”

Growing Conditions

Sun

Full Sun (6-8+ hours)

Water

Moderate โ€” regular watering

Days to Maturity

100โ€“130 days

Soil pH

6 โ€“ 7.5

USDA Zone

Zone 7b

Growing Season

228 days

Growing Tips for Monroe 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

Level Up Your Garden

Frequently Asked Questions

When should I plant Salsify in Monroe County, MS?

Monroe County is in Zone 7b with an average last frost of March 23. Plan your Salsify planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Monroe County, MS?

Monroe County, Mississippi is in USDA Hardiness Zone 7b. The average last spring frost is March 23 and first fall frost is November 6.

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Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Monroe County gardeners in Zone 7b organize planting dates, track what's growing, and never miss a planting window.

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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 Monroe County, MS. Local conditions may vary. Last updated: April 2026.