Clover Mite
Scientific Name: Bryobia praetiosa
Order & Family: Order: Trombidiformes; Family: Tetranychidae
Size: 0.75 mm to 0.85 mm (smaller than a pinhead)

Natural Habitat
Typically found in grassy lawns, clover-rich areas, and sometimes around the foundations, windowsills, or interior walls of buildings.
Diet & Feeding
Feeds on plant juices from over 200 species of plants, particularly clover, grasses, and ornamental flowers.
Behavior Patterns
They are most active in the spring and fall. They do not bite humans or pets but tend to migrate indoors in large numbers when plant life dries up or weather changes. They leave a characteristic red stain when crushed.
Risks & Benefits
Harmless to human health as they do not transmit disease or bite. Primarily considered a nuisance pest because they can stain furniture, carpets, and curtains red if crushed.
Identified on: 4/4/2026