# NC State: Managing Plant Bugs in Cotton Presquare Author: Jim Steadman Published: 2015-06-10 Canonical URL: https://www.cottongrower.com/crop-inputs/insect-disease-management/nc-state-managing-plant-bugs-in-cotton-presquare/ --- The N.C. State Extension cotton team is reporting that an initial flush of plant bugs coming from weeds is now moving into young cotton before squaring, causing a symptom known as “black flag” due to death of the expanding terminal leaves. Dominic Reisig, N.C. State Extension entomologist, has developed [**management guidelines**](http://cotton.ces.ncsu.edu/2015/06/managing-plant-bugs-in-cotton-presquare/)to help growers deal with this unique situation.