They lay eggs on the stems of broccoli, radish, turnips, and all varieties of cabbage. When those eggs hatch, the larvae burrow into the plants' roots, causing them to wilt and die.

Here are all the reasons your flower stems may have gone wild—and how to set them straight again. Skip to Main Content. View our Bluesky Page (Opens in a new tab) ...

Photo by Bill Uhrich 3/7/2012WildflowerWildflowersWild flowerWild flowers (Photo By MediaNews Group/Reading Eagle via Getty Images) Skunk cabbage at Antietam Lake.