What is cause the brown patch within my Bermuda grass ?
Answers: Any of the following or a combination (solution in parentheses):
--Lack of sea (irrigate or wait for rain).
--Overfertilizing in need proper irrigation (less fertilizer or water).
--Pet urine (sprinkle cayenne pepper in the effect areas to keep pets away)
--Mole crickets (beneficial nematodes)
--Grubs or Annual Bluegrass Weevil larva (beneficial nematodes)
--Moles (stick Juicy Fruit gum in their holes)
(Beneficial nematodes can be ordered through Gardens Alive. They are not dangerous for children and pets and are environmentally friendly.)
Uh-oh! It sounds like you enjoy grubs in your sward. Grubs are the lavae of several insects. As they eat their opening through the roots of your lawn and sever the green blades from the roots and check out of huge dead spots surrounded by the lawn. This call for the heavy stuff. There are several products on the souk designed just for this purpose at your local garden center. Check the nouns by in the evening verbs up a small area roughly 3x3"and you'll find little white chubby "C" shaped grubs, usually white and some are brown. Once they are treated the spots will green up in no time.