Do Micro Drenches on Annuals and Perennials Work? Research at Michigan State University indicates that micro drenches can effectively control aggressive annuals and perennials during production without stunting plants for consumers.

Research at Michigan State University indicates that micro drenches can effectively control aggressive annuals and perennials during production without stunting plants for consumers. Substrates Impact on PGR Drench Effectiveness A drench can provide a long-lasting response because the PGR is retained by the substrate components and is available to the roots over an extended period. Do Micro Drenches on Annuals and Perennials Work?. [Extracted from the article]