The Humane Organization Representing Suffering Equines (HORSE) of Connecticut, based in Washington, will hold a volunteer day May 31.

A rain date of June 1 is planned.

The event, to run from 9 a.m. to 4 p.m., will feature cleaning and fixing up the farm, grooming and walking horses, and lunch.

For information, call the 43 Wilbur Road farm at 860-868-1960 or visit www.horseofct.org.