Carlos from Levelland, Tx writes
Per the product label: "Optimum weed control performance will be obtained when an application is followed by sprinkler irrigation or rainfall within a few hours. A single rainfall or sprinkler irrigation of 0.5 inch or more is required to activate Ferti-Lome A-Vert Plus Lawn Food 18-0-12".
Answer last updated on: 03/23/2018