|Bio-control Available - Very Invasive
|Method of Transportation:
• Listed as Centaurea x moncktonii in Eflora BC; hybrid of black x brown
• Perennial herb from a taproot; stems erect, branched, thinly hairy, 40-80 cm tall
• Basal leaves oblanceolate to lanceolate, simple to irregularly pinnately cut or with a wavy margin, sparsely long-hairy above, long-hairy below, soon deciduous; stem leaves similar, reduced upwards
• disk flowers reddish-purple
Officially added to list in 2014
Land owners and managers have long recognized the need to control invasive plants to limit their impacts. In May 2018, a new smartphone app...
Bioagents are one tool in the fight against invasive plants, and they are intensly studied before release to ensure they won't switch to...