Keokuk County Master Gardeners are offering locals tips for their water gardens this season. Boone, Iowa Master Gardener Jamie Beyer will be the key speaker. He has made more than 500 gardens. Beyer is giving a presentation on water gardens, and how to keep up maintenance on your garden. The presentation is Tuesday, April 6th at 6:30 at the Sigourney Public Library. A five dollar fee will be charged.