Understanding Leatherjackets and Their Effects Crane fly larvae, or leatherjackets, dwell in the soil and attack grassroots and decomposing plant matter. They are most active in spring and autumn, often resulting in thinning turf and increased surface vulnerability. On sports fields, this can interfere with play and increase upkeep requirements. https://andrehypcp.blogscribble.com/38978641/h1-smart-methods-for-managing-crane-fly-larvae-and-improving-turf-health-h1