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.
A codling moth goes through several stages in its life cycle. If you're trying to prevent damage to apples and other fruit, it helps to know when adults and larvae are active.
In cooler weather, such as what Oregon experienced in June 2023, hemp crops are susceptible to root rot. Here's how you can avoid that problem in your crop.
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.