Sally from Soulsbyville writes
Also, I don't recall that landscapers watered after spreading pre-emergent on Aug. 22, 2019.
Snapshot 2.5 TG lists several species of oak on the label as tolerable but does not specify blue oak. We would recommend reaching out to the manufacturer directly to confirm if there is not an issue, Dow can be reached at 800-992-5994.
Answer last updated on: 09/04/2019
