fire blight

Oregon State University’s Ken Johnson, Professor in the College of Agricultural Sciences will participate in a webinar Wednesday, focused on the effective use of non-antibiotic controls and biopesticides for Fire Blight control.  Wednesday’s event is part of a national research project on Fire Blight involving Oregon, Washington, California, Michigan, North Carolina and New York.   This week’s ...

With a buildup of fire blight in orchards across the region, Washington State University said there are several options from which orchardists can select. WSU Extension Specialist, Tianna DuPont, said growers need to manage based on risk. She not ...

RDO will host an Orchard Sprayer Clinic in Sunnyside Wednesday.  This Spanish speaking event will allow those who need Washington credits for the upcoming season to earn them.  Erin Hightower with RDO said Wednesday’s Clinic starts at 1 p.m. with a guest...

Researchers have come together in an effort to improve fire blight disease management.  Washington State University announced the research team Tuesday, which includes plant pathologists, horticulturists, and economists.  The goal is to develop region-specific and sustainable best management potions for blossom blight and shoot blight; as well sat the overall economic impact of the diseases.  The

Research at WSU Tree Fruit Research and Extension Center near Wenatchee is focused on bacteria that can wipe out an entire Northwest apple orchard in a single season.  Fire Blight was named for the crooked, blackened branches it leaves behind.  Gr...

The state of Washington appears to be under attack by Fire Blight.  This year’s fire blight outbreak is extensive from Okanogan County all the way into Walla Walla County.   The state Department of Ecology said if your orchard has fire blight you can burn under the orchard pruning’s exemption for disease, if you have a moderate amount of fire blight.  However, if this ye...

Some Inland Northwest orchardists have begun to discover fire blight in their trees and are trying to understand why and what to do.   Tianna Dupont with WSU’s Tree Fruit Research and Extension Center said these infections are on their own schedule.   “...

Fire blight damage to apple orchards was particularly bad in 2016.   WSU’s Tianna DuPont said there are several factors to blame.   “Temperature during bloom, moisture, a lot of inocula around from the previous year and many young trees being pushed hard.”   Very warm t...

Scientists at Washington State University are offering two new online tools to help orchards manage fire blight.   Research Extension Specialist Tianna Dupont says one of the sites is a comprehensive look at dealing with the disease while the other is a model.  ...