 People are raving about the amazing plants at Paul Keffler Posey's in Williston. Petunia Flat 8-Packs are just $15, regularly $37. 4 1⁄2-inch Petunia Pots, Cali and Super Bells are $5 for $30 or $10 for $40. This is a sale you won't want to miss. Take $5 off hanging baskets, and all vegetable plants are half off. Plus, they have a beautiful selection of shrubs, perennials, and annuals.