European red mite
females are about 0.4 mm long, brick red, and oval shaped with white hairs on their back and white spots (tubercles) at the base of the hairs; males are about [...] ulmi , is mainly a pest of fruit trees (apple, pear, plum and cherry). However, it can attack a large scale of other woody plants and is occasionally a problem [...] produce large amounts of webbing. The eggs are about 0.15 mm in diameter, dark red, and oval with small ridges running top to bottom, with a thin stalk on top