For a limited time, Westchester County and the Greenburgh Nature Center are offering rain barrels and indoor/outdoor compost bins at a preseason discount of 50 percent off. A portion of the proceeds will support the GNC.

Orders must be placed by April 22. Pickup will be available at the GNC, 99 Dromore Road, Scarsdale; Saxon Woods Park,1800 Mamaroneck Avenue, White Plains; or the Ossining Organic Community Garden’s booth at the Earth Day Festival, scheduled for April 25 in Ossining.

To place an order, visit WestchesterComposterSale.ecwid.com.