Wilbur-Ellis Company, an international marketer and distributor of agricultural products, has added a new adjuvant to its existing line of products. Diligence-EA™ with Accustrike™ Technology is a deposition aid and drift reduction agent for most fungicide, herbicide and insecticide ground-spray applications. Without a noticeable change in droplet size, the water-based adjuvant holds a uniform spray […]
Research identifies harmful and beneficial microbes in nursery soil Four years ago, we received funding from the Floriculture and Nursery Research Initiative to study the interaction of soil-borne pathogens and environment on nursery plant health and disease control (Digger, July 2015). Since then, we have made significant progress in identifying the beneficial and pathogenic microbes […]
By Victoria Skillman and Jana Lee You probably have seen the brown marmorated stink bug (BMSB for short) coming into your home or shed to find shelter from the winter cold. This pest arrived in the United States in 1996 and is now in 43 states. BMSB was first detected in Oregon in 2004 and […]
The Oregon Department of Agriculture has completed year one of a proposed five-year eradication program for Japanese beetles (Popillia japonica), a nursery and garden pest that feeds on turf as well as more than 300 plant species. The beetles were found in the Cedar Mill area west of Portland in 2016. This past summer, the […]
Weeds can become herbicide-resistant, but there are strategies to counteract it Evidently we hate weeds. The US Environmental Protection Agency (EPA) reports that expenditures on herbicides consistently accounted for the largest portion of total world pesticide expenditures at approximately 45 percent, followed by insecticides, fungicides, and other pesticides. Amazingly, in 2012, U.S. expenditures accounted for […]
As a leader and innovator in plant production, Oregon’s nursery and greenhouse industry has an equal responsibility to make a difference on the environmental side of the coin. We frequently remind our members of Congress and the Oregon Legislature that the industry sends ecologically friendly green products out of the state, bringing traded sector dollars […]
Oregon nurseries are increasingly threatened by the repeated expansion of the sudden oak death (SOD) epidemic in Curry County. Although this epidemic is geographically far away from the main nursery production areas, the continued expansion of the SOD quarantine area and the newly discovered introduced EU1 clone are distinct threats to the nursery industry. What […]
Identifying and managing slugs and snails is critical in
Pacific Northwest gardens and nurseries.
Growers and specifiers seek replacements for trees decimated by the emerald ash borer.
Researchers look at four common compounds used in commercial organic fungicides to fight this fungal disease that affects a wide range of plants.