Crabgrass, also known as Digitaria sanguinalis, is a species of grass that is not considered appropriate for a lawn. It is ...

but you don't -- is a pre-emergent herbicide most often associated with a product called Dimension. But it's also the active ingredient in Preen's Crabgrass Control product. Dithiopyr works by ...

Quali-Pro's Prodiamine 65 WDG provides pre-emergent grass and broadleaf weed control. Flexible application allows for both spring and fall use providing season long crabgrass control. Available in ...

If you didn't do anything to prevent the crabgrass at the end of winter, like applying a pre-emergent ... and total control may require a few applications. The best time to start treating for ...

If you apply pre-emergence herbicides too early, the barrier it creates may weaken before the germination window. This leaves ...