Hemp canker and gray mold management includes cultural control practices to improve air circulation and minimize leaf wetness. Proper plant spacing, plant pruning and irrigation timing help accomplish this. If Sclerotinia is detected,...
Cynthia M. Ocamb |
Sep 2023 |
Article
Photo A by G. Shrestha; photos B and C by C.M. Ocamb, Oregon State University. (Cropped from original)
Hemp is susceptible to fungal pathogens that induce wilt disease that can kill plants. The fungi that cause the disease can survive for years and are easily spread. But there are steps growers can take to prevent it.
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 Credit: Andrei310 - Adobe Stock (Cropped from original)
Integrated pest management is a holistic, environmentally friendly approach to pest management that is appropriate for home gardens as well as commercial production. Here are the basic concepts to get started.
In integrated pest management, biological controls might include predatory or parasitic insects, bacteria or fungi, and biopesticides. More and more biocontrol methods are becoming available to the home gardener.
Nicole Sanchez |
Jan 2020 |
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.