Clover Mite
Scientific Name: Bryobia praetiosa
Order & Family: Order: Trombidiformes; Family: Tetranychidae
Size: 0.75 mm to 0.85 mm (roughly the size of a pinhead)

Natural Habitat
Typically found on the sunny side of buildings, in lawns with heavy fertilization, and around windowsills or doorways indoors.
Diet & Feeding
Herbivorous; they feed on the sap of over 200 species of plants, including lawn grasses, ornamental flowers, and shrubs.
Behavior Patterns
They are most active in the spring and fall. They often move indoors in large numbers when their outdoor environment becomes too hot or cold, or when their host plants dry up.
Risks & Benefits
They do not bite humans or pets, nor do they transmit diseases. Their primary risk is aesthetic; if crushed, they leave a reddish stain on fabrics, walls, and carpets.
Identified on: 2/13/2026