The Garlic Mustard Challenge in New England

volunteer pulling garlic mustard

The Garlic Mustard Challenge in New England is a collaborative effort to restore natural ecosystems and prevent the further spread of the invasive plant garlic mustard (Allaria petiolata).

The Challenge is a fun way to encourage people to get out on the land and care for local natural areas in New England!

  • When? Late April through early June, or whenever garlic mustard is in flower (but seeds are not yet set)
  • Where? Look for garlic mustard in your yard or neighborhood throughout New England.
  • Who? Anyone can participate! Volunteer on your own or join a group pull by Finding a garlic mustard pull near you!
  • How? Report your # of of bags pulled below!

How to identify garlic mustard

Check out the GM Challenge in Past Years!

Explore volunteer action from past years of the Garlic Mustard Challenge in New England, including interactive maps and photos: explore interactive map

After you pull

Report Your Sightings (New England)

Was this a SIGHTING or a PULL of Garlic Mustard?
Be specific - name of property or street
Estimate how many hours of time were spent pulling garlic mustard.
Typical garden, leaf, or contractor bags
Typical kitchen garbage bags
This photo will be used to illustrate the data from your pull on the Nature Groupie Story Map for the Garlic Mustard Challenge in New England.
One file only.
10 MB limit.
Allowed types: gif, jpg, png, svg.