Michigan State University Extension
Ornamental Plants plus Version 2.0 - 00001907
01/01/98
All plants can be affected by environmental and cultural problems. Only those occurring most frequently are listed here.
Use pesticides only after an accurate diagnosis and control recommendation have been made. Use pesticides strictly in accordance with label directions. Always wear protective clothing and do not spray on windy days.
This list is for educational purposes only. Inclusion does not imply endorsement and omission does not imply discrimination. Not all of these pesticides are labeled or recommended in all states.
Turfgrass
Disease Problems
Brown patch
controls - Chlorothalonil
Dollar spot
controls - Chlorothalonil
Fungal leaf spots
controls - Chlorothalonil
Gray snow mold
controls - Chlorothalonil
Pink snow mold
controls -
Smuts
controls -
Insect Problems
Bluegrass billbug
controls - Carbaryl, chlorpyrifos
Chinch bugs
controls - Carbaryl, chlorpyrifos.
Water the lawn before treatment.
Grubs (Japanese beetle, oriental beetle, Asiatic
garden beetle, European chafer, northern masked
chafer)
controls - Chlorpyrifos, carbaryl
Sod webworm
controls - Carbaryl, chlorpyrifos