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When to plant Cabbage in Dutton, MT

Spring Cabbage in Dutton goes in May 18–June 8, once nighttime temps stop dipping near freezing. A second sowing from June 24 to July 8 extends the harvest into fall.

When to Plant Cabbage in Dutton, MT

Cabbage
Teton County, Montana Zone 4b June

Top priorities for Teton County, Montana gardeners in June

June rewards gardeners who work with the weather, not against it. Here's how to stay in step this month in Teton County, Montana.

Avg. last frost May 25
Avg. first frost September 16
Soil temp (4") 40°F
Watering Critical
Pest pressure High
Daylight 15.8 hrs
  1. Direct-sow cabbage for cool weather

    Fall crops get sweeter with a light frost. Don't be afraid of cool nights.

Get ahead of July
  • Starting indoors: cabbage
  • First harvests: cabbage

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Cabbage is a versatile cool-season crop that forms dense, leafy heads in green, red, or savoy varieties. It is a staple for coleslaw, sauerkraut, and many global cuisines.

Dutton, Montana is in USDA Zone 4b. The average last spring frost is May 25 and the first fall frost is September 16, giving you a growing season of approximately 114 days.

At an elevation of 8,276 feet, Teton County receives approximately 15.1 inches of rainfall annually with predominantly loam soil. Summer highs average 84°F, so choose short-season varieties of Cabbage to ensure they mature before fall. With low rainfall, drip irrigation is essential for growing Cabbage successfully. Mulch heavily to conserve soil moisture.

Dutton, MT (Zone 4b) Short season
114 days
Last Spring Frost May 25
114 growing days
First Fall Frost September 16

Dutton Soil Profile

Soil Type

Loam

Soil pH

6.6-7.6

Drainage

Well Drained

Cabbage Planting Risk Windows

Early Start (70% safe) ✗ May not fit
Start indoors: Apr 8 Transplant: May 20 🍅 Harvest: Jul 22 – Sep 16
Recommended (50%) ✗ May not fit
Start indoors: Apr 13 Transplant: May 25 🍅 Harvest: Jul 27 – Sep 21
Safe Start (90%) ✗ May not fit
Start indoors: Apr 30 Transplant: Jun 11 🍅 Harvest: Aug 13 – Oct 8

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 Dutton

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

Soil pH

Your soil pH (6.6–7.6) overlaps with Cabbage's range (6.0–7.5), though not a perfect match.

Soil Texture

The loam soil in Teton County is excellent for Cabbage — good drainage, moisture retention, and nutrient holding capacity.

Drainage

Drainage is adequate for Cabbage.

Organic Matter

Organic matter is moderate (2.2%). Annual compost additions will help Cabbage.

How to Plant Cabbage

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

Fall planting: Sow 12 weeks before your first frost date for a fall harvest.

Succession Planting Cabbage

2
successive plantings in your 114-day season

Sow every 6.9 weeks. Last sowing by Jun 08 to harvest before frost.

For a dedicated fall crop, sow by Jun 24.

Cabbage Water Budget

Plant needs
0.9″/week
Rainfall provides
0.6″/week
You supply
0.7″/week
Watering frequency 2-3 times/week
Season total 747 gal / 100 sq ft
Drought risk

Water stress score is 6/10 — consider drought-tolerant varieties and mulching

Monthly Watering Guide for Cabbage

Cabbage needs approximately 0.9 inches of water per week (3.9" per month). Here's how your county's rainfall compares month by month.

Month Cabbage Needs Rainfall You Supplement Action
Jan 1.1" 0" ❄️ Dormant
Feb 0.8" 0" ❄️ Dormant
Mar 1.2" 0" ❄️ Dormant
Apr 1.5" 0" ❄️ Dormant
May 3.9" 1.7" 2.2" 🚿 Regular watering
Jun 3.9" 1.2" 2.7" 🚿 Regular watering
Jul 3.9" 1.4" 2.5" 🚿 Regular watering
Aug 3.9" 1.7" 2.2" 🚿 Regular watering
Sep 3.9" 1.3" 2.6" 🚿 Regular watering
Oct 1.3" 0" ❄️ Dormant
Nov 0.9" 0" ❄️ Dormant
Dec 0.9" 0" ❄️ Dormant

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

Cabbage 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.

Cabbage needs ~1,040 GDD — county provides 1,482 GDD Excellent fit

Cabbage Planting Timeline — Dutton, MT

Cabbage Planting Calendar

Activity When Date Range
Start Indoors April 13 Apr 13 – Apr 27
Transplant Outdoors May 25 May 25 – Jun 8
Direct Sow May 18 May 18 – Jun 8
Harvest July 27 Jul 27 – Sep 21
Fall Sowing June 24 Jun 24 – Jul 8

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

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

0.9"/week · 2-3 times/week

📅 Days to Maturity

60–100 days

🧪 Soil pH

Needs 6–7.5 · Your soil: acceptable

🗺️ USDA Zone

Zone 4b

📆 Growing Season

114 days in Teton County

Growing Tips for Cabbage in Dutton

Direct sow Cabbage outdoors after May 25 in Teton County when soil has warmed and frost danger has passed.

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

Teton County receives only 15" of rain annually. Cabbage needs consistent moisture — install drip irrigation or water deeply 2-3 times per week.

General growing tips

Start seeds indoors 4-6 weeks before last frost. Space plants 18-24 inches apart. Keep soil evenly moist to prevent heads from splitting.

Companion Planting

Good Companions

Avoid Planting Near

  • Strawberries
  • Tomatoes

Check more plant combinations with our Companion Planting Checker →

When should I plant Cabbage in Dutton, MT?

In Dutton, MT, plant Cabbage after the last frost (around May 25) and before the first frost (around September 16). Best results when soil holds above 50°F.

What growing zone is Dutton, MT for Cabbage?

Dutton sits in USDA Zone 4b. Cabbage grows reliably in zones 1a through 10b, so it's a good fit here.

Can Cabbage grow in Dutton's climate?

Yes — Cabbage grows well in Dutton's temperate climate. Dutton averages a 114-day frost-free season, with last frost around May 25 and first frost around September 16.

🌱

Your Teton County Garden Planner — Free

A 22-page printable planner built for Teton County (Zone 4b). 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 Teton County, MT. Local conditions may vary. Last updated: June 2026.