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.
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.
Gray mold outbreaks on hemp caused the fungus Botrytis cinerea can spread easily and quickly kill plants. Here's how hemp growers can create conditions that will keep gray mold at bay.
Cynthia M. Ocamb |
Sep 2022 |
Article
Photo: Sheryl Costello, USDA Forest Service (Cropped from original)
You may have encountered white, segmented “worms” or grubs when chopping firewood and wondered what they were. Common questions include, did they kill my tree? And are they a danger to other trees? The quick answers are no, and no.
Jun 2018 |
Article
Credit: Govinda Shrestha, OSU (Cropped from original)
The corn earworm can cause serious damage to outdoor hemp grown for smokable flower and CBD production in Oregon. Here's what hemp growers need to know to identify, monitor and control the corn earworm.