Bruce from Milton, Ga writes
Sublime Herbicide states on the product label that it will injure poa annua while being safe on Zoysia. Keep in mind that post-emergents cannot be applied till soil temperatures are above 55 degrees as they will not work very well or at all when too cold. Here is our lawn care schedule & you may also reach out to your local extension office for assistance on timing in your area
Answer last updated on: 01/20/2024