Garlic Mustard Posted on May 29, 2013 by Axie Leaves smell garlicky when crushed. An invasive that crowds out more delicate native wildflowers. It was brought to North America as a cooking herb in the 1860s. Mustard family. (Photo taken April 30, 2013.) Garlic Mustard (Alliaria officinalis) Share this: Email a link to a friend (Opens in new window) Email Share on Facebook (Opens in new window) Facebook Print (Opens in new window) Print Share on Pinterest (Opens in new window) Pinterest