Video: Anguina pacificae (stem gall nematode) diagnosis

This video provides a diagnostician's view of Poa annua infected with the stem gall nematode Anguina pacificae. This is by far the most damaging pest of poa golf course greens, but luckily it occurs only in coastal Northern California.

References:

- PACE Insights on the stem nematode - Detailed biology of Anguina pacificae by McClure et. al. - Original identification publication for Anguina pacificae

Watch the video here…