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Biocontrol Systems

Biocontrol Systems

Downloadable Biocontrol Guides -

Common and effective biocontrol systems available in Montana.

These two-page guides feature common state-listed noxious weeds and the corresponding biocontrol agents. Each guide has pictures to help with identification of both the weed species and biocontrol agent. Additional information included is specific to Montana and covers biocontrol agent impact, release timing, monitoring information and life cycles. Click each image to view and download the guide.

Leafy Spurge (Euphorbia esula)
Spotted Knapweed (Centaurea stoebe)
St. Johnswort (Hypericum perforatum)
Toadflaxes (Linaria spp.)
Whitetop (Aceria drabae)
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