August 9, 2013

Plant and Insect Diagnostic Clinic Update - August 9, 2013

The following are highlights and updates about samples and questions recently received in the Plant & Insect Diagnostic Clinic.

Spotted Wing Drosophila Getting Worse

The spotted wing drosophila (SWD), Drosophila suzukii, named for the spot in the outer edge of the male's wing, is present in Iowa, though the extent is not known.  Nearby states to t

Tomato-like Fruit on Potato Plants

Gardeners are occasionally surprised to find small, round, green, tomato-like fruit on their potato plants. These fruit are not the result of cross-pollination with tomatoes.

Mosquito Numbers Remain Low

 Below is the summary of mosquito activity in Iowa from the ISU Medical Entomology Laboratory. Mosquito surveillance in Iowa has been ongoing since 1969.

Core Aeration of Lawns

September is an excellent time to aerate lawns growing in heavy, clay soils and those subject to heavy foot traffic.  Aeration relieves soil compaction, improves water and nutrient movement in