Shannock Organic Farm, 1411 Shannock Rd., Charlestown, will be open to the public tomorrow from 10 a.m. to 4 p.m. as part of a Green Buildings Open House sponsored by the Northeast Sustainable Energy Association.

The association promotes the adoption and use of sustainable energy by supporting industry professionals and education, and motivating customers to adopt sustainable energy and “green” practices. The open house will include information on how to reduce heating costs, increase energy conservation and generate clean energy.

For information, call Michelle Riggs at (508) 698-6810.