September 12, 2012

2012 update on Bur Oak Blight and a Potential Fungicide Treatment

Foliage diseases usually require rainy weather, but we continue to see many large bur oak trees with severe symptoms of

Emerald Ash Borer Surveillance Results, 2012

The following news release was sent Wednesday, September 12, 2012, from the Iowa Department of Agriculture & Land Stewardship, the Iowa Department of Natural Resources, and Iowa State University Extension and Outreach.

Planting Spring-Flowering Bulbs


Overwintering Geraniums

It's a fact of nature in Iowa: your geraniums will be destroyed by the first hard frost of the fall if left unprotected. But you can save them for next year if you act now. Steps you can

Spotted Wing Drosophila Now Present in Iowa

After watching and waiting for the past few years, the spotted wing drosophila (SWD), an invasive pest found

Tips for Fall Lawn Maintenance


The following Iowa State University Extension & Outreach news releases will help you improve your lawn this fall.


     Fall Control for Broadleaf Weeds


     Drought Damaged Lawns Need Help


Plant and Insect Diagnostic Clinic Update - September 12, 2012

The following are highlights and updates about samples and questions recently received in the Plant & Insect Diagnostic Clinic.  Visit the PIDC’s facebook page to ask questions and for updates and more pictures.