DAMARISCOTTA — In celebration of Earth Day, Master Gardener and beekeeper Jean Vose will discuss the plants most commonly used in companion gardening and why at 10 a.m. Friday, April 22, at Spectrum Generations Coastal Community Center, 521 Maine St.

A tour of her gardens in Nobleboro will be take place in July. Participation fee will cost $10.

To register, call 563-1363.