will weed and feed hurt grass seed

Best answer


The herbicide will weaken the grass as well as the weeds and the fertilizer will strengthen the weeds as well as the grass. When applying seed over a weed and feed application, remember thatsome weed and feeds can prevent grass seeds from growing. It is important to know what kind of grass you have growing or want to have growing.

People also ask


  • Do weed and feed products kill grass seed?

  • Also, some weed and feed products are non-selective, pre-emergent herbicides targeted at preventing weed seeds from sprouting. As such, when they鈥檙e applied on a recently seeded lawn even before the grass seeds germinate, they鈥檒l kill the weed seeds as well as the grass seeds.

  • When can I plant grass seed after applying weed and feed?

  • The best time to plant grass seed after applying weed and feed depends on whether the weed and feed used contained a pre-emergent or post-emergent herbicide. For weed and feed products containing post-emergent, systemic weed killers, you can plant grass seed as soon as two weeks after application.

  • Should you use Weed and feed on your lawn?

  • Hunker may earn compensation through affiliate links in this story. Applying a weed and feed product to your lawn may seem like a perfect way to kill two birds with one stone. Not only are you able to get rid of pesky weeds, but the fertilizer contained in the product will also help the grass thrive.

  • How do you control weeds in newly planted grass seed?

  • You can control weeds in newly planted grass seed and seedlings without the use of herbicides. Manually pulling the weeds by hand when they first appear keeps them from producing seeds and prevents the problematic plants from spreading, according to the University of California Statewide Integrated Pest Management Program website.

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