Teff is an ancient grain, made popular recently as more growers turn to teff for its high yields of high-quality hay. New research outlined here shows that teff requires less nitrogen fertilizer and irrigation ...
Richard Roseberg, Steven Norberg, Brian Charlton |
Jun 2018 |
Extension Catalog publicationPeer reviewed (Orange level)
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.
When a heatwave hits, plants may show the impact. Learn the signs of heat stress in plants and how to help them weather a heatwave with best practices for watering, mulching, shading, providing humidity and weeding.
The June 2021 heat wave caused significant damage to trees in Oregon. Learn some key findings on causes, types of damage, physiological "thermotolerance" of trees, and possible forest management implications.
Damage assessments after the historic heat wave of June 2021 in Oregon provided lessons for the state's Christmas tree growers. Those assessments showed how damage varied by type of tree and location of farms.
Judy Kowalski |
Oct 2021 |
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.
Q: I have a small grove of Madrones behind my house. I have put a couple of annual beds under them but nothing seems to grow under them. I have looked all over the net to no avail on this issue. I did amend the ...