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Asian longhorned beetle traps developed

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Researchers have developed a trap (PDF) for luring in the destructive and much-feared asian longhorned beetle (ALB), which has no natural enemies as it cuts a path through neighborhoods and forests. The secret? Bug pheromones. Hat tip to “bug ladies” Suzanne Wainwright-Evans and Robin Rosetta for passing this information along.

Read the March issue of Digger

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A feature article on trees that are ideal for containers (PDF) — we’re talking for the end consumer, not the producer — highlights the March issue of Digger magazine. You can read the entire issue in flipbook format here — fast connection recommended — or download the individual articles as PDF files. Additional articles in […]

Oregon takes proactive stance against boxwood blight

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So far there has been just one detection of boxwood blight in Oregon nurseries, but growers are taking the pathogen very seriously, as Mitch Lies reports in the Capital Press (Salem, Ore.). The Oregon Association of Nurseries has been out front in getting information to its members, and is holding a special meeting on Friday, […]

Scientists ID possible cause for honeybee colony collapse

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For five years, scientists have puzzled over the origin of colony collapse disorder (CCD), which is believed responsible for a decline in the honeybee populations that many agricultural producers depend upon. Now it appears that a scientist at San Francisco State University may have discovered one possible culprit quite by accident. He uncovered an insect […]

Box blight webinar set for Thursday at 8 a.m. PST

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Cylindrocladium buxicola, a fungal blight afflicting boxwood shrubs, recently has been detected in several East Coast states. Experts believe it came over from Europe on infected plant material. At 8 a.m. Pacific time on Thursday morning, Jan. 5, Kelly Ivors of North Carolina State University will hold a free webinar to address this disease threat. […]

Quarantines that outlive their utility

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Most agree that from time to time, plant quarantines are needed to protect against invasive species, pests and pathogens. But what happens when a quarantine is no longer needed, or it no longer conform to the best available practices? According to Dan Hilburn, plant division administrator at the Oregon Department of Agriculture, the answer, all […]

Boxwood blight found in Eastern U.S. states

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Reports indicate that a new fungal blight of boxwood has been detected in the Eastern United States. Cylindrocladium buxicola was isolated recently and confirmed by USDA in North Carolina, Maryland and other locations. The disease can have severe effects on boxwood, causing rapid and severe defoliation. It was first detected in the U.K. and had […]

Phormiums are pheatured in December Digger

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Wonderful, colorful phormiums are the featured plant in the December issue of Digger, which has been mailed to subscribers. You can also read it in our new flipbook format or read articles individually as PDFs: Flax appeal (PDF) — These phormium selections offer interesting structure and dazzling colors Deep Roots (PDF) — Anderson Die and […]

OAN announces 2012 NW Ag Show seminars

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The Oregon Association of Nurseries will present three hours of grower seminars from noon–3:10 p.m. Wednesday, Jan. 25 at the NW Ag Show. The show runs Jan. 24–26 at the Portland Expo Center, 2060 N. Marine Drive, Portland, Ore. Your paid seminar registration includes admission to the expo floor. The seminars are as follows: Noon–1:10 […]