A step-by-step guide to riparian tree and shrub planting in the Willamette Valley. Provides information on project planning, plant materials, site preparation, planting techniques, site maintenance, and monitoring and ...
Brad Withrow-Robinson, Max Bennett, Glenn Ahrens |
Oct 2011 |
Extension Catalog publicationPeer reviewed (Orange level)
Hemp plants are susceptible to disease, especially at the early stages of development. Hemp growers can promote healthy plants by using high-quality seed and avoiding soil that is wet, dense or poorly drained.
Oregon ash thrives in many areas of western Oregon, from floodplains to foothills. But this key tree is threatened by the spread of an invasive beetle known as the emerald ash borer, which kills ash. This ...
Selecting trees adapted for long-term growth under your local conditions and how to choose nursery stock that has a high probability of surviving and showing good initial growth. Focuses on trees suitable for long-term timber production in Oregon.
Hemp is susceptible to fungal pathogens that induce wilt disease that can kill plants. The fungi that cause the disease can survive for years and are easily spread. But there are steps growers can take to prevent it.
Excessive summer irrigation of oak and madrone trees may promote fungal diseases such as the oak root fungus (aka armillaria root disease) and crown rot.
Jun 2018 |
Article
Photo: Oregon Forest Resources Institute (Cropped from original)
Getting tree seedlings into the ground is simple: green side up, brown side down. The most important work comes beforehand with proper care and choosing a site that has lots of sunshine, good drainage and room to grow.
Lauren Grand |
Nov 2018 |
Article
Photo: Sacha Buller Johnson via Carol Miles consent (Cropped from original)
Verticillium wilt is a fungal disease that attacks plants and trees and disrupts the circulation of water and nutrients. Although it is best diagnosed by lab testing, here are some signs that gardeners can look out for.