Exotic Pest Reporting
Chris Evans, River to River CWMA, Bugwood.org
Hoary cress; Whitetop
Hoary cress; Whitetop (Cardaria draba) is an invasive plant. It was first detected in Missouri in 1987.
This is a creeping perennial, which reproduces by seed and creeping roots. It grows in waste places, cultivated fields, and pastures and now infests about 32,000 acres across Montana.
05/15/2019 - Noxious weed season battle opens in earnest
05/14/2019 - Noxious Weed Season - Hoary Cress (Whitetop) Control
05/08/2019 - Those "pretty white flowers" aren't what you think
03/20/2018 - Western States, Wyoming Wage War On Invasive Species
03/01/2018 - Using Goats To Fight Invasive Species
07/26/2017 - Help rid Fort Collins of noxious weeds
04/05/2016 - Valley Journal: Be ready to eradicate Whitetop