Weed Identification Resources

Mark VanGessel, Extension Weed Specialist; mjv@udel.edu

Looking for a few resources for weed identification? Here are a few that I recommend:

Winter Annual Weeds;

photoset developed by Barb Scott of the most winter weeds in Delaware
https://www.udel.edu/content/dam/udelImages/canr/pdfs/extension/weed-science/winter-weeds-2019.pdf

Videos on identifying and managing some of the common weeds for burndown:

jagged chickweed: https://youtu.be/TfHuN6wqf1E

evening primrose:
https://youtu.be/lXMdIykeyzY

field pansy or Johnny jumpup:
https://youtu.be/FfI3LxkYR1M

henbit:
https://youtu.be/acdqlavHxJs

horseweed:
https://youtu.be/IyKo8wUK938

Weed Identification Websites:

These two are very good, lots of weeds in the database and they include a key to help narrow down the options of weed photos to look through:

Virginia Tech Weed Science:
https://weedid.cals.vt.edu

ID Weeds from University of Missouri:
http://weedid.missouri.edu/