Аннотация:This paper studies the litter properties of Moscow State University urban stands using the examplesof birch, linden, and maple forests with a different type of care, varying from periodic care, regular care, andlack of care. Simplification of the vertical structure as a result of care increases the open space inside thestands, changing the degree of shading and wind regime. For park stands, the special role in litter formationbelongs to lateral wind transfer and care regularity; these factors influence litter pool and fraction composition. The use of stand care is accompanied by the withdrawal of from 50 to 90% of the stocks of litter, whichleads to decreasing recycling of organic matter and ash elements in urban ecosystems.