Ivy and Badseed. Badseed was a car owned by Poison Ivy. History "Badseed" was a green convertible coupe, that at one point replaced Rose Bud, Ivy's original car. This article is a stub. You can help the DC Animated Universe Wiki by expanding it. Sightings Gotham Girls "Ms.-ing in Action" Retrieved from "https://dcau.fandom.com/wiki/Badseed?oldid=175200" Categories: Stubs A to Z Automobiles Community content is available under CC-BY-SA unless otherwise noted.