Poison ivy has invaded my blackberry patch. I sell these berries commercially and I need a way to get rid of the poison ivy without killing the plants which grow up on lines.
Certified GKH Gardening Expert
This article should help you with your poison ivy problem: https://www.gardeningknowhow.com/special/starting/poison-ivy-control.htm
Even with organic control, I would make sure to wash the berries thoroughly before selling/eating them.