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Sprout Authority

Growing kohlrabi in zone 8b

(Zone 8b = an average winter low of 15°F to 20°F.)

In USDA zone 8b, the typical last spring frost is March 17 and the first fall frost is November 14. Here is when to plant kohlrabi against those dates.

Direct sow outdoorsFebruary 17 to March 3
Expected harvestApril 8 to May 2About 50 to 60 days from sowing.
Plant in fallAugust 22 to September 19

These are zone 8b averages

Computed from 3,378 ZIP codes in zone 8b. Your town's frost dates vary; enter your ZIP for dates built on your nearest weather station.

Get my exact dates

USDA Plant Hardiness Zone Map, 2023. USDA Agricultural Research Service / Oregon State University PRISM Group. NOAA National Centers for Environmental Information, U.S. Climate Normals 1991-2020. Planting windows for kohlrabi from Iowa State University Extension and Outreach. Zone dates are medians; local conditions vary.