Skip to content
🥬 Vegetable medium

Growing Rutabaga in Seattle

🇺🇸 Zone 7 Planting Guide · Warm-summer Mediterranean climate

USDA Zone 7 250 frost-free days 80-100 days to harvest

Quick Answer: Growing Rutabaga in Seattle

Yes, you can grow Rutabaga in Seattle, US! Plant during Jan, Feb, Mar, Sep, Oct for best results. Seattle is in USDA Zone 7 with a Warm-summer Mediterranean climate, offering 250 frost-free days per year. The difficulty level is medium, and Rutabaga takes 80-100 days to harvest. Rutabaga needs full sun and regular watering.

Climate Match Analysis

Good Match Seattle + Rutabaga

Seattle's temperatures (2°C to 24°C) are within the tolerable range for Rutabaga (-10°C to 25°C), though not always in the optimal zone (10°C to 20°C). Plant during recommended months for best results.

Rutabaga tolerates -10°C to 25°C
Optimal: 10°C - 20°C
Seattle range 2°C to 24°C

Seattle Climate Data

USDA Zone
7
Frost-Free
250days
Winter Low
2°C
Summer High
24°C
Rainfall
953mm/yr
Climate
Csb
Warm-summer Mediterranean

Rutabaga Planting Calendar for Seattle

Green months show the best time to plant Rutabaga in Seattle

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Plant Rutabaga Not recommended

Rutabaga Growing Requirements

☀️

Sunlight

Full Sun

6+ hours direct sunlight

💧

Water

Regular

Consistent moisture, 1-2 inches/week

📅

Days to Harvest

80-100

From planting to first harvest

📊

Difficulty

medium

Some experience helpful

💡 Growing Tips for Rutabaga

Sow midsummer for fall harvest. Sweeter after frost. Can be planted 2-3 weeks before the last expected frost, giving it a head start on the growing season. Aim for about 2.5 cm of water per week, adjusting for rainfall. Organic mulch around the base helps maintain even moisture.

Frost tolerance: Rutabaga is frost tolerant — you can plant earlier in spring.

How to Grow Rutabaga in Seattle

Seattle, US is in USDA Hardiness Zone 7 with a Warm-summer Mediterranean climate (Köppen Csb). With winter lows of 2°C and summer highs of 24°C, the growing season spans approximately 250 frost-free days. Rutabaga grows well with some gardening knowledge in this climate.

Rutabaga thrives in temperatures between 10°C and 20°C, requiring full sun and regular watering. In Seattle, the best months to plant Rutabaga are January, February, March, September, October. Since Rutabaga can tolerate frost, you have flexibility to plant earlier in the season or extend into cooler months. Expect to harvest in approximately 80-100 days after planting.

With 953mm of annual rainfall, Seattle provides moderate natural moisture. You'll likely need to supplement with regular watering, especially during the growing season.

Other Plants That Grow in Seattle

More plants you can grow alongside Rutabaga in Seattle

Keep Exploring

Frequently Asked Questions

Can I grow rutabaga in Seattle?

Yes! Rutabaga can be successfully grown in Seattle, US. Seattle is in USDA Hardiness Zone 7 with a Warm-summer Mediterranean climate. The difficulty level for growing Rutabaga here is rated "medium". The best months to plant are January, February, March, September, October.

When should I plant rutabaga in Seattle?

In Seattle, the recommended planting months for Rutabaga are January, February, March, September, October. Seattle has 250 frost-free days per year, with winter lows of 2°C and summer highs of 24°C. Rutabaga is frost tolerant, giving you more flexibility with planting dates.

How long does rutabaga take to grow in Seattle?

Rutabaga typically takes 80-100 days from planting to harvest. In Seattle's Warm-summer Mediterranean climate with 250 frost-free days, you have plenty of time to grow Rutabaga to maturity. Sow midsummer for fall harvest. Sweeter after frost. Can be planted 2-3 weeks before the last expected frost, giving it a head start on the growing season. Aim for about 2.5 cm of water per week, adjusting for rainfall. Organic mulch around the base helps maintain even moisture.

Can I grow rutabaga indoors in Seattle?

Rutabaga can potentially be grown indoors in Seattle with proper conditions. It requires full sun (6+ hours of direct light — a south-facing window or grow lights recommended). Indoor growing extends your season beyond the Jan, Feb, Mar, Sep, Oct outdoor planting window. Use containers with good drainage and regular watering.

What month do I plant rutabaga in Seattle?

Plant Rutabaga in Seattle during January, February, March, September, October. These are the optimal months based on Seattle's USDA Zone 7 climate, 250 frost-free days, and temperature range of 2°C to 24°C.

Is rutabaga hard to grow in Seattle?

Rutabaga is rated "medium" to grow in Seattle. Some gardening experience is helpful. Pay attention to watering schedules and planting timing. The climate match for Rutabaga in Seattle is Good.

What grows well with rutabaga in Seattle?

In Seattle, you can grow many companion plants alongside Rutabaga. Good options from the same planting window include Tomato, Basil, Lettuce, Carrot and 2 more. These plants share similar planting months and thrive in Seattle's Zone 7 climate.

Does rutabaga need full sun in Seattle?

Rutabaga requires full sun. In Seattle, provide at least 6 hours of direct sunlight daily. Most garden locations with southern exposure will work well.

Last updated: March 2026 · Climate data from NOAA, FAO, USDA

See an error? Report it