Posted 9/14/2025 14:16 (#11365400 - in reply to #11365252) Subject: RE: Collisto
NCKS
For us, Callisto doesn't have any activity on the weeds we care about after they are emerged, but offers a good cheap residual. Atrazine helps Callisto but has very little activity on it's own on summer annuals. Different modes of action.
Collisto
