Attack of the Parasitic Plants! (VIDEO) Virginia Tech This video is under embargo. Please login to access this video. Caption This time-lapse video shows how the parasitic plant dodder attacks tomatoes. But beyond stealing nutrients from the host plants, a Virginia Tech researcher has discovered that the two plants also share vast amounts of genetic information during the exchange. Credit Virginia Tech College of Agriculture and Life Sciences Usage Restrictions None License Licensed content 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.