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 |
Jun 2023 |
Extension Catalog publicationPeer reviewed (Orange level)
Instructions for tree planting usually amount to three words: green side up. Yes, it's a simple process, but there are many ways to ruin a seedling's chances of growing into a healthy, towering tree.
Amy Grotta |
Nov 2018 |
Article
Photo: Rebecca Utrup Marcotte (Cropped from original)
Extreme summer heat can pose a danger to bees. Although bees have ways to keep cool, many gardeners put out shallow trays of water and pebbles to help them. Does that help? Here's what the science says.
A collection of articles for growing vegetables in Central Oregon. Include general information, recommendations, soil temperatures, rhubarb, potatoes, cucumbers, beets, carrots, radishes, onions, tomatoes and tomatillos.
Jul 2018 |
Collection
Photo: Washington State University (Cropped from original)
Bee gardens involve matching plants that bloom at different times, to bees that emerge at different times. And not all bee species go to all flowers. In this episode we hear about how all these factors come together in Portland gardens.