Officials have quickly reprioritized $250,000 in federal horticulture research funds to immediately begin developing and implementing effective strategies to prevent the spread of Phytophthora austrocedri and minimize its impact on the horticultural industry. P. austrocedri is a destructive pathogen threatening valuable ornamental crops including cypress, arborvitae, juniper, and cedar, which could have serious consequences for nurseries, landscapes, […]
New boxwood varieties shore up defense against spreading boxwood blight
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As boxwood blight was spreading in the U.S. in the 2010s, executives at Plant Development Services in Loxley, Alabama, and Saunders Brothers Nursery in Piney River, Virginia, were looking for solutions. Plant Development Services looked to Europe, where blight had been a major issue since 1998, while Saunders Brothers looked to germplasm it had on […]
New Phytophthora pathogen — not P. ramorum — found on two nurseries
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A soilborne plant pathogen not previously seen in the United States — Phytophthora austrocedri — has been detected at two Oregon nurseries and has infested an unknown number of plants. The detections have prompted an aggressive quarantine of some of the plant material on both operations as growers and authorities strive to identify infested areas and contain the pathogen’s […]
Highlights from the 2024 Oregon Nursery Science Summit
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Participants get update on research, insect and pest management and plant selection and production
Farwest seminars cover a range of topics
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There’s a little something to pique everyone’s interest this year at the 2024 Farwest Show in Portland, Oregon, August 21-23, as far as seminar topics go. “We’ve lined up a wide cross-section of speakers to reflect our member’s specialties and interest,” said Director of Events Allan Neimi. “Attendees will find sessions to help them run […]
New tools to forecast boxwood blight infection risk in Pacific Northwest nurseries
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The protection of boxwood in Oregon depends on precise timing of surveillance, monitoring, and management of boxwood blight infections.
Program equips growers with knowledge to prevent and diagnose nursery crop diseases
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Our mission is to provide nurseries and their teams with the information and resources they need to protect and improve plant health.
Progress towards effective Phytophthora root rot control
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OSU research shows different approaches required for management of common rhododendron disease.
The genetic revolution comes home
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Researchers seek new ways to make use of whole genome sequencing in plant production.
Researchers roundup
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Get to know the horticultural researchers at OSU and USDA Many programs focus on nursery, greenhouse, landscape and related crops at Oregon State University (OSU) and the Horticulture Crops Research Laboratory at the Agricultural Research Service (USDA ARS), the principal in-house research agency of the United States Department of Agriculture. Here are some of the […]
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