Kochia with Frost (IMAGE) Colorado State University Caption Kochia is a weed species that the International Weed Genomics Consortium will host in its informational database. Credit Phil Westra/Colorado State University Weed Research Laboratory 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.