Can you leave leaves on lawn areas without harming the grass? Yes, if grass remains visible; mulch manageable amounts with a mower, and remove excess leaves that form a wet, persistent mat.
Essential Concepts
Mulch light coverage; remove mats that hide grass.
Related posts:
https://extension.umn.edu/lawn-care/raking-leaves
https://extension.umn.edu/lawn-care/mowing-practices
