honcey, this is a pest that is being closely watched by specialists in Florida. I strongly advise that you contact your local UF/IFAS Extension office for specific details about how you should handle the problem.

Good luck; I love Muhlygrass!

Depending on where in the life cycle they are few insecticides have much affect on mealy bugs, Horticultural oils (summer, superior) are often suggested instead of insecticides., Perhaps this article, from people at the University of Florida, may be of some interest.

http://manatee.ifas.ufl.edu/lawn_and_garden/master-gardener/gardening-manatee-style/s/scale-insects-mealybugs-ornamentals.pdf

Yes, talk with the people at your local office of the University of Florida Cooperative Extension Service office.