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When to Plant Cabbage in Coloma, Wisconsin (54930)

Location

Coloma, Wisconsin

ZIP Code

54930

USDA Zone

4b

Last Frost

Tuesday, May 5, 2026

πŸ“… Your 2026 Planting Dates

Start Seeds Indoors

Tuesday, March 24, 2026

Transplant Outdoors

Tuesday, May 5, 2026

Based on last frost Tuesday, May 5, 2026 Β· Zone 4b

Pro tip: Start Cabbage seeds indoors 6 weeks before your last frost date, then transplant outdoors around Tuesday, May 5, 2026.

🌿 Plant Details

Scientific Name Brassica oleracea var. capitata
Days to Maturity 70 days
Mature Height 12-18"
Spread 24"
Type Head
Fruit Size Large (2-5 lb head)

β˜€οΈ Growing Requirements

β˜€οΈ

Sun

Full Sun to Partial Shade

πŸ’§

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 Coloma?

Get your seeds now so they're ready by Tuesday, March 24, 2026.

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🀝 Good Companions

CeleryDillOnionPotatoChamomile

⚠️ Avoid Planting Near

StrawberryTomatoGrape
🀝

Full Companion Planting Guide for Cabbage

See which plants help Cabbage thrive, which to keep away, and raised bed layout tips β†’

πŸ› οΈ 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

green 63d

Small, early-maturing green cabbage ideal for home gardens; ready in 63 days.

Red Acre

red 76d

Compact red cabbage with dense heads and excellent color; great for slaws and pickling.

Savoy Perfection

savoy 90d

Crinkled-leaf savoy cabbage with milder, more complex flavor than smooth-leaf types.

January King

winter 200d

Cold-hardy heirloom with beautiful blue-green leaves tinged purple; survives heavy frost.

🌾 Seed Saving Guide

πŸ”΄ Difficult
βœ… Open-pollinated β€” seeds grow true to parent

When 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 β€” crosses with broccoli, kale, Brussels sprouts, cauliflower. Requires 1000-foot isolation.

πŸͺ΄

Raised Bed Planting Guides

A 4Γ—8 bed fits 14 plants of Cabbage. See plant counts, spacing grids, and companion pairings for every bed size β†’

Frequently Asked Questions

When should I plant Cabbage in Coloma, Wisconsin? +

In Coloma (Zone 4b), start Cabbage seeds indoors around Tuesday, March 24, 2026 and transplant outdoors around Tuesday, May 5, 2026.

What is the last frost date for Coloma, Wisconsin? +

The average last spring frost date for Coloma, Wisconsin (ZIP 54930) is around Tuesday, May 5, 2026. This is based on NOAA climate normals for USDA Zone 4b.

How long does Cabbage take to grow? +

Cabbage typically matures in about 70 days from transplanting. In Coloma, that means you can expect harvest around Tuesday, May 5, 2026 plus 70 days.

Should I start Cabbage indoors or direct sow in Wisconsin? +

Cabbage should be started indoors 6 weeks before your last frost date. In Coloma, that means starting around Tuesday, March 24, 2026.

Other Plants for Coloma

Growing Cabbage in Zone 4b

Cabbage (Brassica oleracea var. capitata) is a popular garden vegetable. In Coloma, Wisconsin, which is in USDA Hardiness Zone 4b, you should start seeds indoors around Tuesday, March 24, 2026.

Your average last frost date is Tuesday, May 5, 2026. Plan to transplant your Cabbage seedlings outdoors around Tuesday, May 5, 2026, about 0 weeks after your last frost date.