The speaker at the June meeting of the Rochester Historical Society will be Jonathan Sanderson, co-owner of the Rochester-based Jonathan Sprouts.

This company has been in business for 40 years. Jonathan and his wife, Barbara, created the International Sprout Growers International group, which held its 25th annual international convention in Rotterdam in 2015.

The meeting is at 7 p.m. on Wednesday June 21, at 355 County Road, Rochester, MA. Everyone is welcome to attend.