You may think of spring as the season to really get going on the garden, but professional landscapers know that fall is actually the best time to work in the yard! Great growing conditions make fall ideal for laying the groundwork for a year of blooming flowers and bright-green leaves ahead, and the typically mild weather makes it pleasant to tackle bigger outdoor projects. Plus, it's important during these autumn months to prep your yard for winter before icy conditions set in. Don't waste this all-important season! Get moving on these 13 things that landscapers do to their yards every fall.