Kimberly from El Cajon, Ca writes
They have been in the ground since early last summer. And seemed to be pretty well established.
Casoron 4G Herbicide is labeled for use on a number of ornamentals but is not specifically labeled for use on lavender or hibiscus. You may want to contact the manufacturer directly to see if they would recommend it for this use. OHP Inc. can be reached at 800-659-6745.
Answer last updated on: 03/25/2019