Fertilome Crabgrass Preventer Plus Lawn Food Bloom Time Eary Summer to Fall low branched tree has an attractive Size:15 Gallon Liner (2" dia trunk) low branched tree has an attractive branching habit This is a vigorous climbing deciduous vine (anomala subsp 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) Fertilome Crabgrass Preventer Plus Lawn Food is Step 1 & 3 of our lawn care program contains Dimension ® which controls crabgrass and controls or supresses many other annual grass and broadleaf weeds in established lawns