Asiatic Beetle May 2026

: Adults chew irregular notches and ragged holes in the leaves and petals of over 100 plant species, including asters, dahlias, and roses . Unlike Japanese beetles, they do not skeletonize leaves.

The ( Maladera formosae , formerly Maladera castanea ) is a nocturnal scarab beetle introduced from Asia that has become a significant agricultural and garden pest in North America. Smaller than the common Japanese beetle, it is characterized by its cinnamon-brown or mahogany color and a velvety, dull finish on its wing covers. Identification and Appearance asiatic beetle

: The grubs live in the soil and feed on the roots of various plants, which can cause stunting, wilting, and plant death in crops like corn, soybeans, and blueberries. Management and Control : Adults chew irregular notches and ragged holes

: These beetles are roughly the size of a coffee bean, measuring about 3/8 to 1/2 inch long. They have a stout, rounded, cinnamon-brown body and are frequently found gathering around light sources at night. Smaller than the common Japanese beetle, it is