The study showed that the crop performed equally well with and without gypsum and nutritional samples of the hemp flowers did not indicate any problems by discontinuing applications.
Compost is a soil amendment consisting of partially broken-down organic material. Use compost to improve soil for vegetable gardens, landscape areas and lawns. Learn how to apply the correct amount of compost and how to avoid common compost mistakes.
Pressure-treated wood is an economical option for improving the life of raised garden beds. However, some gardeners have concerns about the potential for the chemicals used to preserve the wood to contaminate the soil and plants....
Drought has become a fact of life for farmers throughout the West. For hemp growers, careful planning for where, when and what to plant can result in a crop that will thrive despite dry conditions.
Hundreds of schools across Oregon received seed-starting classroom kits through the Grow This! Oregon Garden Challenge, OSU Extension’s statewide seed giveaway.
Hemp plants are susceptible to disease, especially at the early stages of development. Hemp growers can promote healthy plants by using high-quality seed and avoiding soil that is wet, dense or poorly drained.
Gives step-by-step instructions for building a raised bed. Discusses special considerations for growing plants in raised beds as well as long-term maintenance of beds.
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.