2009 September: Calder Highway Vicroads Incorrect Plant ID. Pesticide:

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15/9/09: Calder Highway. Northern Weed Control staff were to be spraying 13km of bridal creeper on the Calder Highway each side of Wedderburn, but through incorrect identification methods, clematis microphylla (Old Man’s Beard) was sprayed using “Brush Off”… This section of the Calder Highway is identified as an area of Significant Roadside Vegetation and because of their actions some off-target damage may have occurred, but due to the mode of herbicide action the effects may take 4 weeks to show…