The answer to 'why is my stone walkway pests' is that your stone walkway may be attracting pests like ants, beetles, or weeds due to cracks, gaps, or debris buildup between the stones. Pests can find shelter and food sources in these areas, leading to an infestation.
Common symptoms include visible insects, weeds growing between stones, or uneven or cracked stones that provide entry points for pests. To solve this, you'll need to address the underlying issues causing the pest problem.