When should I plant Sorrel in Zone 4b?

Start Sorrel seeds indoors around Mar 20. Transplant outdoors after Apr 17. Expect first harvest around Jun 1.

What is the last frost date for Zone 4b?

The average last spring frost date for Zone 4b is May 1. The first fall frost averages Oct 5, giving a 157-day growing season.

Can I grow Sorrel in Zone 4b?

Yes. Sorrel needs 40 days to harvest. Zone 4b has a 157-day growing season, which is sufficient.

Growing Sorrel in Zone 4b

Zone 4b has cold winters and a moderate growing season. Timing is key for Sorrel in this zone. Sista frost: May 1. Första frost: Oct 5.

Planting Calendar

Indoor

Outdoor

Harvest

Mar 20Oct 5

Season: May 1 – Oct 5 (157 dagar)

Zon4b

Sista frostMay 1

Första frostOct 5

Säsong157 dagar

Skörd40 dagar

SolHalvskugga

When to Plant Sorrel in Zone 4b

Start Seeds Indoors: Mar 20

Start Sorrel seeds indoors around Mar 20 (6 veckor före sista frosten). Optimal germination temperature: 65F. Germinates in 7-14 days.

Transplant Outdoors: Apr 17

Transplant Sorrel seedlings outdoors after Apr 17. Wait until soil temperature reaches 45F. Space plants at 4/m² (15cm avstånd). Harden off plants for a week before moving outside.

Harvest: Jun 1

First harvest approximately Jun 1 (~45 dagar from transplant). Continue harvesting until first frost (Oct 5). Sorrel can overwinter in mild climates for continued harvest.

Sorrel in Other Zones

1a 1b 2a 2b 3a 3b 4a 4b 5a 5b 6a 6b 7a 7b 8a 8b 9a 9b 10a 10b 11a 11b 12a 12b 13a 13b

Plan Your Garden Sorrel

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