How to Grow Rutabaga
Get Your Exact Rutabaga Planting Dates
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🛠️ Supplies You'll Need
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🌿 Plant Overview
☀️ Growing Requirements
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Sun
Full Sun (6+ hours)
💧
Water
Regular (1 inch/week)
↔️
Spacing
8" apart
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Depth
0.5" deep
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Height
18-24"
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Germination
4-7 days
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🌾 Seed Saving Guide
🟡 ModerateWhen to Harvest Seed
Biennial — overwinter roots and harvest seed pods in year 2 when tan and dry.
Processing
Thresh dried pods, winnow to separate seeds.
Seed Viability
Up to 4 years when stored cool, dark, and dry.
Pro Tip
Brassica napus — crosses with other napus varieties including canola/rapeseed. Isolate by 300 feet.
Seed Storage Supplies
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Raised Bed Planting Guides
A 4×8 bed fits 72 plants of Rutabaga. See plant counts, spacing grids, and companion pairings for every bed size →
Rutabaga Planting Calendar by Zone
Rutabaga Planting Calendar by State
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Frequently Asked Questions
When should I plant Rutabaga? +
Sow Rutabaga seeds directly in the garden 14 weeks before your last frost date. Use the search on this page to find exact dates for your location.
How long does Rutabaga take to grow? +
Rutabaga typically matures in about 90 days from planting. Exact timing varies by variety, soil conditions, and local climate.
Should I start Rutabaga indoors or direct sow? +
Rutabaga does best when direct sown outdoors. Plant seeds directly in the garden at the appropriate time based on your local frost dates.
How much sun does Rutabaga need? +
Rutabaga requires full sun (6+ hours) to thrive.
How far apart should I plant Rutabaga? +
Space Rutabaga plants 8 inches apart to allow adequate airflow and root development.
How much water does Rutabaga need? +
Rutabaga has regular (1 inch/week) water needs. Consistent moisture is important especially during germination and early growth.
Can you save seeds from Rutabaga? +
Yes — seed saving difficulty for Rutabaga is rated moderate. Biennial — overwinter roots and harvest seed pods in year 2 when tan and dry. Thresh dried pods, winnow to separate seeds.
How long do Rutabaga seeds last in storage? +
Properly dried and stored Rutabaga seeds remain viable for up to 4 years. Store in a cool, dark, dry location in an airtight container with a silica gel packet for best results.
Are Rutabaga seeds open-pollinated? +
Yes — Rutabaga is open-pollinated, meaning seeds saved from your harvest will grow plants true to the parent variety. This makes it an excellent candidate for building a self-sustaining garden.
About Rutabaga
Hardy root vegetable, a cross between turnip and cabbage. Sweeter than turnip, best harvested after frost. Direct sow in summer for fall harvest.
Expect your Rutabaga to be ready for harvest in approximately 90 days from planting.
Use the search above or browse by zone or state to find the perfect planting dates for your location.