Azalea lace bug is an emerging pest in Oregon that can be quite damaging to azaleas and rhododendrons, very popular plants in Oregon nurseries and landscapes. This publication offers information on identification, timing, and management options for this new pest.
June is time to prune flowering plants, harvest ripening berries, apply mulch to flowerbeds and prioritize watering as temperatures rise. Learn more in this guide.
May 2021 |
Article
Photo Credit: vaitekune - Adobe Stock (Cropped from original)
Irrigation and pest control are top priorities for gardeners in August. Some plants may also benefit from temporary shade and cover from the harsh sunlight. Learn more in this guide.
Jul 2020 |
Article
Photo Credit: Nicola Gordon - Adobe Stock (Cropped from original)
Heavy precipitation in December means that gardeners should check their drainage and be wary of fungi and other signs of rot on their plants and stored produce. Learn more in this guide.
Tansy ragwort, an invasive weed that can harm certain types of livestock, is making a comeback in western Oregon. Find out how to control it and protect your animals.
Shelby Filley, Andy Hulting, Gene Pirelli, Eric Coombs |
Aug 2011 |
Article
In recent years, cherry growers in the Pacific Northwest and elsewhere have embraced high-density systems that put twice as many trees in the same amount of space. Here's a look at how their efforts are working out.
Lynn Long, Tim Facteau, Roberto Nuñez-Elisea, Helen Cahn |
Jun 2018 |
Article
Photo: Sheryl Costello, USDA Forest Service (Cropped from original)
You may have encountered white, segmented “worms” or grubs when chopping firewood and wondered what they were. Common questions include, did they kill my tree? And are they a danger to other trees? The quick answers are no, and no.
Presentation by Silvia Rondon on Insect Ecology. Topics covered include types of metamorphosis, effects of temperature on development, how temperature affects SWD and potato tuberworm.
Silvia I. Rondon |
Apr 2010 |
Presentation
Photo Credit: Hulsh Of Pictures - Adobe Stock (Cropped from original)
Q: We have wheat planted and along our fence line we have an infestation of tansy ragwort. Is it a good time to cut the flowers off, bag them, and leave the plant; or should I spray it? The neighbor across the road has...