Garlic mustard is an invasive species that is native to
Europe. Once established, it dominates the understory
of North American forests and therefore reduces the biodiversity
of these areas.
produces cyanide compounds which suppress mycorrhizal
fungi that most plants, including native forest trees, require for
In the first
year, plants appear as a rosette of green leaves close to the ground; these
rosettes remain green through the winter and develop into mature flowering
plants the following spring. Plants are
easily removed by pulling out by the root, or regular mowing.
Garlic mustard was originally cultivated in the US for its
medicinal and food use.
leaves can be used for flavoring in salads and sauces such as pesto.