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When to Plant Salsify in Bent County, CO

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

Bent County, Colorado is in USDA Zone 6a. The average last spring frost is April 29 and the first fall frost is October 9, giving you a growing season of approximately 163 days.

At an elevation of 4,516 feet, Bent County receives approximately 12.4 inches of rainfall annually with predominantly loam soil. Summer highs average 87ยฐF, providing good warmth for Salsify during the growing season. With low rainfall, drip irrigation is essential for growing Salsify successfully. Mulch heavily to conserve soil moisture.

Bent County, CO (Zone 6a) Moderate season
163 days
Last Spring Frost April 29
163 growing days
First Fall Frost October 9

Bent County Soil Profile

Soil Type

Loam

Soil pH

6.8-7.8

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (16 days to spare)
Transplant: Apr 25 🍅 Harvest: Aug 8 – Sep 19
Recommended (50%) ✓ Fits season (16 days to spare)
Transplant: Apr 29 🍅 Harvest: Aug 12 – Sep 23
Safe Start (90%) ✓ Fits season (17 days to spare)
Transplant: May 12 🍅 Harvest: Aug 25 – Oct 6

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
0.3″/week
You supply
0.8″/week
Watering frequency 2-3 times/week
Season total 1,185 gal / 100 sq ft
Drought risk

Water stress score is 8/10 โ€” consider drought-tolerant varieties and mulching

Salsify needs ~1,754 GDD — county provides 2,485 GDD Excellent fit

Salsify Planting Timeline โ€” Bent County, CO

Salsify Planting Calendar

Activity When Date Range
Direct Sow April 15 Apr 15 โ€“ May 6
Fall Sowing July 31 Jul 31 โ€“ Aug 14
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 Fall Sowing Harvest
August Fall Sowing Harvest
September Harvest
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 6a

Growing Season

163 days

Growing Tips for Bent 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 Bent County, CO?

Bent County is in Zone 6a 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 Bent County, CO?

Bent County, Colorado is in USDA Hardiness Zone 6a. The average last spring frost is April 29 and first fall frost is October 9.

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Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Bent County gardeners in Zone 6a 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 Bent County, CO. Local conditions may vary. Last updated: April 2026.