Loosestrife, garden (Lysimachia vulgaris)

Remarks Although PNW data are preliminary, initial results indicate that glyphosate, imazamox, imazapyr, and aminopyralid may provide effective garden loosestrife control.

Site of action (imazapyr, imazamox) Group 2: acetolactate synthase (ALS) inhibitor; (glyphosate) Group 9: inhibits EPSP synthase; (aminopyralid) Group 4: synthetic auxin

Chemical family (imazapyr, imazamox) Imidazolinone; (glyphosate) none generally accepted; (aminopyralid) Pyridine