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Weed & Invasive Plant ID

Download Form

Weed Diagnostic Form

Guidelines for sending weed or invasive plant specimens:

  • Fill out the Weed Diagnostic Form as completely as possible.
  • Collect the whole plant, including the roots, if possible. Wrap roots in a wet paper towel. Place plant in a zip-lock or freezer bag and seal with some air in the bag in order to prevent crushing. Place bag in a sturdy box or envelope for mailing.

Diagnostic Fees (payment payable to University of Massachusetts):

  •  Weed and invasive plant ID - $30

Address packages to:

UMass Plant Diagnostic Lab
#3 French Hall, 230 Stockbridge Road,
Amherst, MA 01003
(413) 545-3208 - fax (413) 545-4385

Use exact address to ensure delivery.

General info

Randall Prostak- 413-577-1738;

For further information, visit:
The UMass Extension Landscape, Nursery, and Urban Forestry Team

Payment Options

By check: Enclose your payment with the sample. Make checks payable to the University of Massachusetts

By credit card: Enclose a copy of your credit card sales confirmation with the sample.

Click here to pay by credit card

Return to the Plant Diagnostics Laboratory overview page