The image shows a person's hand holding a tree branch with roots. The tree appears to be a host plant, as there are small white flowers and green leaves visible on the branches. The roots are twisted and gnarled, and the person is holding the branch with both hands. The background shows a road with trees and bushes on either side. The text on the image reads "Host: Westringia Disease: Root knot Pathogen: Root-knot nematodes".