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 landscapes, and gardens; they frequently migrate into homes and buildings during spring and autumn.
Diet & Feeding
Herbivorous; they feed on the juices of over 200 different plant species, especially grasses and clovers.
Behavior Patterns
Active during cooler periods of the spring and fall. They are known for gathering in large numbers on sunny walls or windowsills. When crushed, they leave a distinct reddish stain.
Risks & Benefits
They do not bite humans or pets and do not transmit disease. They are primarily nuisance pests that can cause minor damage to ornamental plants and stain decorative fabrics or surfaces if crushed.
Identified on: 5/11/2026