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: Click to email a link to a friend (Opens in new window) Email Click to share on Facebook (Opens in new window) Facebook Click to print (Opens in new window) Print Click to share on Pinterest (Opens in new window) Pinterest