The Master Gardeners are a group of gardening enthusiasts who volunteer their time to the County Extension Service in providing some education and also answers to questions and problems that come up from time to time among the residents of the area. Anyone wanting to reach a Master Gardener with a horticultural problem can call the Morrison County Extension Office at 632-0161 and the office will pass a name and phone number of one of the members. It is the group s attempt to provide a Gardening Hot Line for Morrison County. The following paragraphs are taken from the June 1 Yard and Garden Line News published by the University of Minnesota Extension Service. They are on gypsum and lime.
Many garden centers carry gypsum and lime as soil amendments.
Many gardening books and magazines recommend using these amendments in a variety of situations. And many gardeners buy gypsum or lime and spread it on their lawns and gardens. Some expect improved productivity of vegetables, some think their lawns will perform better, and most will be disappointed. Gypsum is calcium sulfate. It is sometimes used on sodic or salty clay soils in the arid southwestern United States.