Like Bermuda grass, spider mites thrive in the hot weather. The hotter it is the quicker they reproduce. At temperatures over 90 degrees spider mites can double their numbers every three to four days.

They suggest dethatching in spring to remove compacted grass that might be home to the microscopic, stunt-causing mites. And if you do spray, be sure your spray is directed down into the leaf sheaths.

Bermuda mites are almost impossible to stop by spraying. Bifenthrin may help when applied with a surfactant, ... If the grass gets thinner the farther you go in toward the trunk of the tree, ...