Porter County Master Gardeners will gather to prepare seeds for the Seed & Bulb Exchange portion of their 12th Annual Gardening Show. You’re invited to join them and learn how to clean and preserve seeds. Tools and packaging materials provided, as well as, seed heads and pods from a variety of plants. You may also bring your own saved seeds and learn how to clean and preserve those. Donations of seeds and bulbs to the annual Exchange will be accepted as well. Meeting times and places will be at the Valparaiso Public Library, Room A, 103 E. Jefferson, Valparaiso, IN on Oct. 25, and Nov. 21 from 9 a.m. to noon and the Westchester Library Service Center, 100 W. Indiana, Chesterton, IN on Nov. 4 from 1:30-4:30.