Ant species are often beneficial in landscape settings. They aerate the soil, distribute seeds and play an important role in recycling organic matter. But the same ant species obtain pest status when found ...
When trying to minimize irrigation inputs, the best turfgrass species for the Oregon climate include perennial ryegrass (Lolium perenne) in Western Oregon, Kentucky bluegrass (Poa pratensis) in Central/Eastern Oregon and...
Alyssa Cain, Alec Kowalewski, Brian McDonald, Clint Mattox |
Jan 2021 |
Extension Catalog publicationPeer reviewed (Orange level)
Maintaining a healthy lawn requires a little knowledge and a big commitment to regular maintenance. Learn what it takes, from seeding or sodding to fertilizing, watering, mowing and aerating.
Christmas trees planted in unirrigated sites depend on the weather for survival. A research trial set out to find factors that would help seedlings survive during drought years. Results were mixed.
Discusses options for managing major insect pests and diseases of conifers in Oregon forests: bark beetles, wood borers, and ambrosia beetles; defoliators; aphids, adelgids, and scale insects; terminal and branch ...
Paul T. Oester, David C. Shaw, Gregory M. Filip |
Jan 2023 |
Extension Catalog publicationPeer reviewed (Orange level)
Poisonous plants are a major cause of economic loss to the livestock industry. Two poisonous plants common to Oregon are poison hemlock and Western water hemlock. Ingestion of either by humans or livestock typically results in death.