Headless Broccoli Plant (image) University of Vermont Share Print E-Mail Caption A headless broccoli plant that has been impacted by swede midge. In areas where the midge has become well established, the midge can cause 100 percent crop losses. Credit Insect Agroegology and Evolution Lab / University of Vermont Usage Restrictions with credit Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.