Garden PlantsTips to help you grow plants, care for your garden plants and flowers. Ideas, resources and advice for all of your flowering plants, herb plants, vegetables, and more.Soil Testing- April 30, 2008 Lime or sulfur can be safely applied to the soil at any time. Work them into the soil before planting or side-dress existing plants. Since soil pH will slowly revert to its original level before treatment, it&8217;s a good idea to test your soil every two years. You can have your soil&8217;s pH measured by ...http://www.atinento.com/soil-testing/ |