ANNUAL PLANT SALE/EXCHANGE: Start potting up your houseplants, perennials, herbs, annuals and shrubs. The Durham Library Annual Plant Sale and Exchange will be held on Saturday, May 20th. Plants may be dropped off at the library on Friday May 19th or before 9:30 am on the day of the event. The Sale/Exchange starts at 10 am. Plants must be in pots and labeled. Anyone wishing to exchange plants will receive a receipt, which will be credited for purchases at the sale.