Growing brussels sprouts in zone 6a

In USDA zone 6a, the typical last spring frost is April 29 and the first fall frost is October 16. Here is when to plant brussels sprouts against those 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 brussels sprouts from Utah State University Extension. Zone dates are medians; local conditions vary.