📍 Cable, WI · Zone 4a · Last frost Friday, May 15, 2026
✏️ ChangeWhen to Plant Sorrel in Cable, Wisconsin (54821)
Location
Cable, Wisconsin
ZIP Code
54821
USDA Zone
4a
Last Frost
Friday, May 15, 2026
📅 Your 2026 Planting Dates
Direct Sow Outdoors
Friday, April 17, 2026
Based on last frost Friday, May 15, 2026 · Zone 4a
Pro tip: Sow Sorrel directly outdoors 4 weeks before your last frost date.
🌿 Plant Details
☀️ Growing Requirements
☀️
Sun
Partial to Full Sun (4-6 hours)
💧
Water
Moderate (1 inch/week)
↔️
Spacing
12" apart
🌱
Planting Depth
0.5" deep
Seeds typically germinate in 7-14 days
Ready to Plant Sorrel in Cable?
Get your seeds now so they're ready by Friday, April 17, 2026.
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🤝 Good Companions
⚠️ Avoid Planting Near
Full Companion Planting Guide for Sorrel
See which plants help Sorrel thrive, which to keep away, and raised bed layout tips →
🛠️ Supplies You'll Need
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🌾 Seed Saving Guide
🟢 EasyWhen to Harvest Seed
Allow seed stalks to dry completely on the plant. Harvest before seeds drop.
Processing
Strip dried seed stalks, separate seeds from dried flower material, dry 1 week.
Seed Viability
Up to 2 years when stored cool, dark, and dry.
Pro Tip
Sorrel self-sows freely once established — you may not need to actively save seed at all.
Raised Bed Planting Guides
A 4×8 bed fits 32 plants of Sorrel. See plant counts, spacing grids, and companion pairings for every bed size →
Frequently Asked Questions
When should I plant Sorrel in Cable, Wisconsin? +
In Cable (Zone 4a), direct sow Sorrel outdoors around Friday, April 17, 2026.
What is the last frost date for Cable, Wisconsin? +
The average last spring frost date for Cable, Wisconsin (ZIP 54821) is around Friday, May 15, 2026. This is based on NOAA climate normals for USDA Zone 4a.
How long does Sorrel take to grow? +
Sorrel typically matures in about 60 days from direct sowing. In Cable, that means you can expect harvest around Friday, April 17, 2026 plus 60 days.
Should I start Sorrel indoors or direct sow in Wisconsin? +
Sorrel does best when direct sown outdoors. In Cable, sow directly around Friday, April 17, 2026.
Other Plants for Cable
Growing Sorrel in Zone 4a
Sorrel (Rumex acetosa) is a popular garden vegetable. In Cable, Wisconsin, which is in USDA Hardiness Zone 4a, you should direct sow seeds around Friday, April 17, 2026.
Your average last frost date is Friday, May 15, 2026. Sorrel grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.