“There are a lot of vacant parking lots in places like Cleveland and Youngstown,” said Kovach, who works…

“There are a lot of vacant parking lots in places like Cleveland and Youngstown,” said Kovach, who works at the Ohio Agricultural Research and Development Center (OARDC) in Wooster and holds a joint appointment with Ohio State University Extension. “We’re hoping to learn if the trenches work, if the pots are worth it and of all three techniques, which is the best?”