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When to Plant Rutabaga in Steuben County, NY

Steuben County, New York Zone 5b May

This month in Steuben County, New York

Your Steuben County, New York garden is entering a new phase. Here's what's on the schedule for May and why each task matters now.

Avg. last frost May 17
Avg. first frost October 5
Soil temp (4") 58°F
Watering Low
Pest pressure Low
Daylight 14.4 hrs
  1. Sow rutabaga where they'll grow

    Sow every 2 weeks for a continuous harvest. A single big planting means a single big glut.

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Rutabagas are a cross between turnips and cabbage, producing large yellow-fleshed roots with a sweet, mild flavor. They are excellent mashed, roasted, or in stews.

Steuben County, New York is in USDA Zone 5b. The average last spring frost is May 17 and the first fall frost is October 5, giving you a growing season of approximately 141 days.

At an elevation of 1,195 feet, Steuben County receives approximately 45.2 inches of rainfall annually with predominantly silt loam soil. Summer highs average 87°F, providing good warmth for Rutabaga during the growing season.

Steuben County, NY (Zone 5b) Short season
141 days
Last Spring Frost May 17
141 growing days
First Fall Frost October 5

Steuben County Soil Profile

Soil Type

Silt Loam

Soil pH

5-6.4

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (28 days to spare)
Transplant: May 6 🍅 Harvest: Jul 29 – Sep 2
Recommended (50%) ✓ Fits season (22 days to spare)
Transplant: May 17 🍅 Harvest: Aug 9 – Sep 13
Safe Start (90%) ✓ Fits season (26 days to spare)
Transplant: May 31 🍅 Harvest: Aug 23 – Sep 27

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 Steuben County

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

Soil pH

Your soil pH (5.0–6.4) is more acidic than Rutabaga prefers (6.0–7.5). Add garden lime to raise pH.

Soil Texture

The silt loam soil in Steuben County is excellent for Rutabaga — good drainage, moisture retention, and nutrient holding capacity.

Organic Matter

Organic matter is moderate (3.9%). Annual compost additions will help Rutabaga.

How to Plant Rutabaga

1"
Planting Depth
15"
Between Plants
24"
Between Rows

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

Plant Water Budget

Plant needs
0.7″/week
Rainfall provides
1.4″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft

Monthly Watering Guide for Rutabaga

Rutabaga needs approximately 0.7 inches of water per week (3" per month). Here's how your county's rainfall compares month by month.

Month Rutabaga Needs Rainfall You Supplement Action
Jan 3.2" 0" ❄️ Dormant
Feb 2.5" 0" ❄️ Dormant
Mar 4" 0" ❄️ Dormant
Apr 3.6" 0" ❄️ Dormant
May 3" 4.1" 0" ✅ Rainfall sufficient
Jun 3" 4.3" 0" ✅ Rainfall sufficient
Jul 3" 4.9" 0" ✅ Rainfall sufficient
Aug 3" 4.5" 0" ✅ Rainfall sufficient
Sep 3" 3.6" 0" ✅ Rainfall sufficient
Oct 3" 4" 0" ✅ Rainfall sufficient
Nov 3.4" 0" ❄️ Dormant
Dec 3.3" 0" ❄️ Dormant

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

Rutabaga Heat Requirements (GDD)

What are Growing Degree Days (GDD)?

Growing Degree Days measure the total warmth your plants receive during the growing season. Think of it as a "heat bank" — every day above 50°F deposits warmth that helps your plants grow.

Each plant needs a certain amount of accumulated heat to mature. If your county provides more GDD than the plant needs, it's a great fit. If it's close, you may want to choose faster-maturing varieties or start seeds indoors to get a head start.

Rutabaga needs ~1,372 GDD — county provides 2,150 GDD Excellent fit

Rutabaga Planting Timeline — Steuben County, NY

Rutabaga Planting Calendar

Activity When Date Range
Direct Sow May 3 May 3 – May 24
Harvest July 26 Jul 26 – Aug 30
Fall Sowing July 27 Jul 27 – Aug 10

Plant 1" deep · 15" apart · Rows 24" apart

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

0.7"/week · Natural rainfall sufficient

📅 Days to Maturity

80–100 days

🧪 Soil pH

Needs 6–7.5 · Your soil: too_acidic

🗺️ USDA Zone

Zone 5b

📆 Growing Season

141 days in Steuben County

Growing Tips for Rutabaga in Steuben County

Direct sow Rutabaga outdoors after May 17 in Steuben County when soil has warmed and frost danger has passed.

Common pests for Rutabaga in this region include cabbage worm and flea beetles. Use row covers early in the season and inspect plants weekly.

General growing tips

Direct sow in early summer for fall harvest. Thin seedlings to 6-8 inches apart. Flavor improves significantly after a few light frosts.

Companion Planting

Good Companions

Avoid Planting Near

  • Potatoes

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Rutabaga in Steuben County, NY?

Steuben County is in Zone 5b with an average last frost of May 17. Plan your Rutabaga planting based on this frost date — see the calendar above for exact timing.

What planting zone is Steuben County, NY?

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

🌱

Your Steuben County Garden Planner — Free

A 24-page printable planner built for Steuben County (Zone 5b). 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 Steuben County, NY. Local conditions may vary. Last updated: May 2026.

Sources & credits

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