Scotts Halts had the best reviews of all the products we ... the two products have different active ingredients. BioAdvanced crabgrass killer for lawns is Fenoxaprop-p-ethyl, while the other ...

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 ...

To note: The active ingredient is ineffective against crabgrass. Sometimes prevention is the best cure. In that case, you’ll want a pre-emergent weed killer for lawn—i.e., a weed preventer.

We have also found that it provides suppression of crabgrass, which is a common problem in many lawns. One of the best things about Southern Ag Atrazine St. Augustine Grass Weed Killer is that it ...