The answer to 'why is my sprinkler system invasive plants' is that your sprinkler system may be creating ideal conditions for invasive plants to grow. Leaks or excess moisture from the sprinkler system can provide the water and nutrients that invasive weeds and plants need to thrive, allowing them to outcompete your desired landscape plants.
Common symptoms include seeing more weeds, vines, or aggressive plants spreading in your yard, especially around the sprinkler heads or pipes. This can lead to clogged sprinkler heads, uneven watering, and an overall unhealthy, unsightly landscape.