To keep your lilacs looking their best, they need to be pruned, fertilized and shaped almost every year, soon after they are done blooming in the late spring.
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.
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.
Silage-making has been used to reduce the concentrations of toxins in a variety of crops. But in the case of poison hemlock, the opposite is true — making silage out of it actually increases one of its toxic alkaloids.
Cassie Bouska, Amy Peters |
Jan 2006 |
Article
Credit Oregon State University (Cropped from original)
During the campus visit, the students visit the OSU Seed Lab and learning about parts of a seed and germination. They also visit the Department of Crop and Soil Science building and learned about wheat.
Q: I have a California lilac tree in my back yard. A thick root is underneath the pavers and lifting them up. Will I kill the tree if I cut out that root? I sure don’t want to kill it!
After learning hands-on about pplanting Douglas-fir seedlings, students took them home to plant with their families, as well as an instruction cards with information about the state tree and Oregon’s forests.
Alicia Christiansen |
Mar 2023 |
Impact story
Photo Credit: Yuval Helfman - Adobe Stock (Cropped from original)
Q: My backyard got invaded by gophers (or someone who enjoys making holes). I'm worrying that I might injure myself in the holes. I have tried setting traps, but have been unsuccessful. I heard some snakes can kill gophers, but I'm also aware not to release invasive creatures. What do you recommend?