Giant Hogweed Management in Massachusetts

Giant hogweed was first discovered at several sites in Massachusetts in 2002. The MDAR is actively managing all known populations of this weed in our state, with the goal of eradication:

• Acton (control efforts in progress)
• Andover (eradicated as of 2010)
• Blandford (two sites, control efforts in progress)
• Boston (near eradication)
• Gill (control efforts in progress)
• Granville (multiple sites, control efforts in progress)
• Groton (near eradication)
• Hinsdale (control efforts in progress)
• New Marlboro (control efforts in progress)
• North Brookfield (eradicated as of 2010)
• Northampton (control efforts in progress)
• Sandwich (eradicated as of 2009)
• Southwick (control efforts in progress)
• Sutton (control efforts in progress)
• Wakefield (eradicated as of 2010)
• Westfield (multiple sites, control efforts in progress)
• West Springfield (control efforts in progress)

If you think you may have seen a population of Giant hogweed not on this list, contact us using our online reporting form, or call 617-626-1779. To avoid confusion, we recommend you consult Please consult our check our table comparing hogweed lookalikes.

If there is a danger of coming into contact with this plant, gloves, pants, long sleeves and eye protection should be worn. Care should also be taken to avoid spreading the seeds of this noxious weed.

For a complete Giant hogweed fact sheet, click here.