What systemic insecticides are commonly used to protect ash trees from emerald ash borer (EAB)?

Systemic insecticides containing the active ingredients imidacloprid, dinotefuran or emamectin benzoate are commonly used to protect ash trees from EAB.   All three are registered for agricultural use and have been designated by the Environmental Protection Agency as Reduced-Risk insecticides for certain uses on food crops.   The most widely used insecticide in the world, imidacloprid has been utilized for many years to control pests of agricultural crops, turfgrass, and landscape plants.

[Read more…]

REYNOLDSBURG, Ohio (Mar. 26, 2012)—The Ohio Department of Agriculture (ODA) today announced the discovery of boxwood blight at the Red Mill Farm of Losely Nursery in Lake County in northeast Ohio. Boxwood blight is a disease caused by a fungus (Cylindrocladium pseudonaviculatum) that threatens the health and sustainability of boxwood plants. This is the first detection of boxwood blight in Ohio.

Now is the best time to take advantage of the fall weather.
•    Planting seed have better growing conditions.
•    Seeds have time to grow & mature before the stress of the summer heat, mowing, and traffic of people, insects and diseases.
•    The cool soil delays germination and weeds for dominating your new grass which can be controlled more easily.
[Read more…]