Clover Mite
Scientific Name: Bryobia praetiosa
Order & Family: Trombidiformes, Tetranychidae
Size: 0.75 mm to 0.85 mm

Natural Habitat
Found in lawns with heavy fertilization, gardens, and often crawling on sunny exterior walls of buildings.
Diet & Feeding
Herbivorous, feeding on over 200 species of plants, especially grasses and clovers.
Behavior Patterns
They are most active in spring and autumn. They often invade houses in large numbers when the weather changes or their food source dries up. They leave a characteristic red stain if crushed.
Risks & Benefits
They do not bite humans or pets and do not cause structural damage. However, they are considered a nuisance pest because they can stain fabrics, carpets, and walls with their red pigment.
Identified on: 4/28/2026