Signs of infection include leaves that turn wilted or brown, dark streaking or stains beneath the bark, and small holes in the tree.
Two victims whose body parts were found in multiple locations across Suffolk County were identified on Monday.
Alexis Nieves, 33, and Jeffrey Mackey, 38, were ordered to keep their GPS ankle monitors on until their next court date of March 19.
All four of the suspects are out on supervised release without bail in Suffolk County.
The four people arrested in connection with human remains found scattered across Long Island are out on supervised release.
More human remains have been discovered less than a week after the body parts of a man and woman were found in a Long Island park.