Research Deep Dive: How to Suppress Palmer Amaranth with Cover Crops

Should you plant brown or green into cover crops? Roll your cover or leave it standing? How much biomass do you need? 

These are three of the most common questions farmers face when trying to use cover crops to suppress problematic weeds – in this case, Palmer amaranth, says Virginia Tech PhD student Cynthia Sias. 

In the video below, watch how Sias and her advisor, VT Extension Weed Scientist Dr. Michael Flessner, are in the field conducting research to answer those questions for growers: 

Learn more about using cover crops for weed suppression from GROW here

Video by Claudio Rubione, GROW. Text by Emily Unglesbee, GROW.