R. from Kyle, Tx writes
I have perennial ryegrass that was over seeded to AmeriShade St Augustine
Ferti-lome St. Augustine Weed and Feed 15-0-4 specifically states do not apply to ryegrass, injury can occur if you do. Atrazine, the herbicide in the product, is only for use on St Augustine and Centipede lawns.
Answer last updated on: 02/03/2020