Category Archives: Pacific Northwest

Herbicide resistant creeping bentgrass

Another study on the potential effects of escaped transgenic creeping bentgrass, Agrostis stolonifera, is out.  This study shows that in Central Oregon wetland communities are at particular risk of invasion by creeping bentgrass and by redtop, Agrostis gigantea. Redtop can … Continue reading

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Field Guide for Pacific Coast Forest Invaders

Similar to its guide for Southern forests, the USDA Forest Service has published a guide to invasive plants in Pacific Coast forests.  Download it at or order a copy from Gray, A. N., K. Barndt and S. H. Reichard. … Continue reading

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