Does weed killer kill grass?

Alex's lawn was overrun with dandelions and crabgrass, so he decided to buy an herbicide to kill the unwanted plants. At the store, he found many weed killers to choose from. The product that caught his eye was a "complete" weed killer that featured pictures of his weeds on the label. read more

Many commercial weed killers contain chemicals that not only kill the weeds, but the grass as well. Another problem is they can taint waterways, and are toxic to humans and animals if not stored properly. One thing to keep in mind is that there is no homemade weed killer that will not kill the grass if sprayed or poured directly on it. read more