Ototoxicity: Medications that Cause Tinnitus. Ototoxic medications are those that are toxic to the cochlea or vestibular (balance) structures in the ear. These medications have the potential to cause hearing loss, tinnitus and/or dysequilibrium such as dizziness and vertigo.
The larva of the May/June beetles, also called May or June bugs, are white c-shade grubs that have a three year life cycle. Noticeable damage to the turf doesnât occur until late in the second year. For the best control, a basic knowledge of life cycles is important. First Year.
So trying to diagnose grub damage from the previous season as the cause of a dead lawn area in spring is very difficult to do, even if limited roots are found in an area of dead grass. Another sign of grubs is damage from skunks and raccoons digging up lawns in search of grubs to eat.