As you approach weed control this spring, remember the word SUPPLY. That’s the acronym Dr. Hannah Mathers developed to help orchardists and nurserymen prevent injury to their trees as they go about the process of controlling weeds with herbicides, especially with glyphosate. The Ohio State University nursery and landscape extension horticulturist, while investigating the cause of what looks like cold injury, has linked bark cracking on fruit and ornamental trees to improper use of the herbicide glyphosate. In the research, she found that many growers were taking a very casual approach to herbicides in general and glyphosate in particular. Glyphosate, […]