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When to Plant Salsify in Sullivan County, NY

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

Sullivan County, New York is in USDA Zone 5b. The average last spring frost is April 29 and the first fall frost is October 17, giving you a growing season of approximately 171 days.

At an elevation of 325 feet, Sullivan County receives approximately 42.2 inches of rainfall annually with predominantly silt loam soil. Summer highs average 83ยฐF, so choose short-season varieties of Salsify to ensure they mature before fall.

Sullivan County, NY (Zone 5b) Moderate season
171 days
Last Spring Frost April 29
171 growing days
First Fall Frost October 17

Sullivan County Soil Profile

Soil Type

Silt Loam

Soil pH

5-6.6

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (23 days to spare)
Transplant: Apr 23 🍅 Harvest: Aug 6 – Sep 17
Recommended (50%) ✓ Fits season (24 days to spare)
Transplant: Apr 29 🍅 Harvest: Aug 12 – Sep 23
Safe Start (90%) ✓ Fits season (23 days to spare)
Transplant: May 17 🍅 Harvest: Aug 30 – Oct 11

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.

Soil Compatibility in Sullivan County

How your county's soil matches Salsify's growing requirements.

Soil pH

Your soil pH (5.0โ€“6.6) is more acidic than Salsify prefers (6.0โ€“7.5). Add garden lime to raise pH.

Soil Texture

The silt loam soil in Sullivan County is excellent for Salsify โ€” good drainage, moisture retention, and nutrient holding capacity.

Drainage

Drainage is adequate for Salsify.

Organic Matter

Organic matter is moderate (3.7%). Annual compost additions will help Salsify.

How to Plant Salsify

0.5"
Planting Depth
6"
Between Plants
12"
Between Rows

Fall planting: Sow 10 weeks before your first frost date for a fall harvest.

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 ~1,409 GDD — county provides 2,094 GDD Excellent fit

Salsify Planting Timeline โ€” Sullivan County, NY

Salsify Planting Calendar

Activity When Date Range
Direct Sow April 15 Apr 15 โ€“ May 6
Fall Sowing August 8 Aug 8 โ€“ Aug 22
Harvest July 29 Jul 29 โ€“ Sep 9

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

Month-by-Month Timeline

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

Growing Conditions

โ˜€๏ธ Sun

Full Sun (6-8+ hours)

๐Ÿ’ง Water

1"/week ยท Natural rainfall sufficient

๐Ÿ“… Days to Maturity

100โ€“130 days

๐Ÿงช Soil pH

Needs 6โ€“7.5 ยท Your soil: too_acidic

๐Ÿ—บ๏ธ USDA Zone

Zone 5b

๐Ÿ“† Growing Season

171 days in Sullivan County

Growing Tips for Salsify in Sullivan County

Direct sow Salsify outdoors after April 29 in Sullivan County when soil has warmed and frost danger has passed.

Common pests for Salsify in this region include aphids and slugs. Use row covers early in the season and inspect plants weekly.

General growing tips

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 Sullivan County, NY?

Sullivan County is in Zone 5b with an average last frost of April 29. Plan your Salsify planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Sullivan County, NY?

Sullivan County, New York is in USDA Hardiness Zone 5b. The average last spring frost is April 29 and first fall frost is October 17.

๐ŸŒฑ

Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Sullivan County gardeners in Zone 5b 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 Sullivan County, NY. Local conditions may vary. Last updated: April 2026.