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

Natural Habitat
Found worldwide, typically in well-fertilized lawns with heavy vegetation, though they frequently invade indoor structures in spring and autumn.
Diet & Feeding
Herbivorous; they feed on the sap of over 200 different plants including grasses, clover, ivy, and various trees.
Behavior Patterns
They are most active during cool weather. When crushed, they leave a characteristic reddish stain due to their body pigments (not blood). They reproduce parthenogenetically, meaning males are not required.
Risks & Benefits
They do not bite humans or pets and do not carry diseases. They are primarily a nuisance pest because they leave red stains on carpets and upholstery when crushed and can invade homes in massive numbers.
Identified on: 1/12/2026