Vinegar is a non-selective herbicide and can harm any vegetation it touches, including lawn grass. If you want to kill weeds in the lawn with an herbicide, use a selective herbicide instead. You can ...

Manual removal of grass from flower beds is best done after a rain. Mulching, groundcovers, and edging prevent grass from growing in flower beds. Treat annual grass weeds with pre-emergent herbicides ...

Solar Power: If you want to turn a section of lawn into a flower bed, solarization works well to kill grass. Cover the area ...