Seasonal color beds are used to add flowering beauty to key focal points on your landscape. We are often asked about how, when, what to plant in seasonal beds. Below we have listed what we have found to work in our region. Whiteners Landscaping is a full service landscaping contractor Spring and Fall landscape cleanup Mulching services Mulch conserves moisture in the soil and helps prevent the need for additional irrigation. Mulching also helps reduce and prevent weed growth. Whitener Landscaping is one of the only companies in the southeastern Tennessee Regions to offer Tree Spading.