The answer to 'why is my lawn invasive plants' is that your lawn has been invaded by unwanted, aggressive plants that can outcompete and overtake your desired grass species. This is a common problem for many homeowners, caused by factors like poor lawn maintenance, improper mowing, or environmental conditions that favor the growth of weeds and other invasive plants.
Some common symptoms of an invasive plant problem include patches of unfamiliar plants, a patchy or uneven lawn appearance, and a decline in the health and coverage of your desired grass. To solve this issue, you'll need to identify the specific invasive plants, remove them, and take steps to promote the growth of your preferred lawn grass.