📍 Spring Grove, MN · Zone 5a · Last frost Sunday, May 10, 2026
✏️ ChangeWhen to Plant Cabbage in Spring Grove, Minnesota (55974)
Location
Spring Grove, Minnesota
ZIP Code
55974
USDA Zone
5a
Last Frost
Sunday, May 10, 2026
📅 Your 2026 Planting Dates
Start Seeds Indoors
Sunday, March 29, 2026
Transplant Outdoors
Sunday, May 10, 2026
Based on last frost Sunday, May 10, 2026 · Zone 5a
Pro tip: Start Cabbage seeds indoors 6 weeks before your last frost date, then transplant outdoors around Sunday, May 10, 2026.
🌿 Plant Details
☀️ Growing Requirements
☀️
Sun
Full Sun to Partial Shade
💧
Water
Regular (1-1.5 inches/week)
↔️
Spacing
18" apart
🌱
Planting Depth
0.5" deep
Seeds typically germinate in 4-10 days
Ready to Plant Cabbage in Spring Grove?
Get your seeds now so they're ready by Sunday, March 29, 2026.
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🤝 Good Companions
⚠️ Avoid Planting Near
Full Companion Planting Guide for Cabbage
See which plants help Cabbage thrive, which to keep away, and raised bed layout tips →
🛠️ Supplies You'll Need
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Common Cabbage Varieties
Popular cultivars to look for at your local nursery or seed supplier.
Golden Acre
Small, early-maturing green cabbage ideal for home gardens; ready in 63 days.
Red Acre
Compact red cabbage with dense heads and excellent color; great for slaws and pickling.
Savoy Perfection
Crinkled-leaf savoy cabbage with milder, more complex flavor than smooth-leaf types.
January King
Cold-hardy heirloom with beautiful blue-green leaves tinged purple; survives heavy frost.
🌾 Seed Saving Guide
🔴 DifficultWhen to Harvest Seed
Cut an X in the head to allow seed stalk to push through. Harvest seed pods when tan.
Processing
Thresh dried seed stalks, winnow to separate seeds.
Seed Viability
Up to 5 years when stored cool, dark, and dry.
Pro Tip
B. oleracea — crosses with broccoli, kale, Brussels sprouts, cauliflower. Requires 1000-foot isolation.
Raised Bed Planting Guides
A 4×8 bed fits 14 plants of Cabbage. See plant counts, spacing grids, and companion pairings for every bed size →
Frequently Asked Questions
When should I plant Cabbage in Spring Grove, Minnesota? +
In Spring Grove (Zone 5a), start Cabbage seeds indoors around Sunday, March 29, 2026 and transplant outdoors around Sunday, May 10, 2026.
What is the last frost date for Spring Grove, Minnesota? +
The average last spring frost date for Spring Grove, Minnesota (ZIP 55974) is around Sunday, May 10, 2026. This is based on NOAA climate normals for USDA Zone 5a.
How long does Cabbage take to grow? +
Cabbage typically matures in about 70 days from transplanting. In Spring Grove, that means you can expect harvest around Sunday, May 10, 2026 plus 70 days.
Should I start Cabbage indoors or direct sow in Minnesota? +
Cabbage should be started indoors 6 weeks before your last frost date. In Spring Grove, that means starting around Sunday, March 29, 2026.
Other Plants for Spring Grove
Growing Cabbage in Zone 5a
Cabbage (Brassica oleracea var. capitata) is a popular garden vegetable. In Spring Grove, Minnesota, which is in USDA Hardiness Zone 5a, you should start seeds indoors around Sunday, March 29, 2026.
Your average last frost date is Sunday, May 10, 2026. Plan to transplant your Cabbage seedlings outdoors around Sunday, May 10, 2026, about 0 weeks after your last frost date.