Fertilome Crabgrass Preventer Plus Lawn Food Size:32 Pound Bag It has interesting "ruffled" dark Size:11" Black Satin It has interesting "ruffled" dark green leaves But be warned: the aggressive growth of sweet autumn clematis means it's considered invasive in many eastern parts of the United States Dimension is a pre emergent weed controller which can be applied up to 4 weeks later than other pre emergent crabgrass preventers (that's good since we never know exactly when the spring weather will become warmer here in Chattanooga) The Fertilome nitrogen and potassium rich 20 0 3 fertilizer helps to green up the lawn for the spring summer