Abstract
Dunng the years 1993 and 1994 thirteen species of spider mites (Tetranychidae) were recorded from parks in Poznan. One of the species mentioned is new for Poland. New host plants have been found for: Eoetranychus uncatus (Garman), Eotetranychus carpini (Oudemans), Panonychus ulmi (Koch) and Tetranychus viennensis (Zacher).
