Tag Archives: weed killer

Manure and mulch warning update

Last October I updated the warning about pyridine herbicides that can damage or kill both food crops and decorative plants. Unfortunately, some readers have since had plant damage after inadvertently purchasing manures or mulch that contain one of these herbicides, … Continue reading

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Herbicide damage

Broad-leaf weed killers that contain the pyridine herbicides have caused widespread damage to many gardens in New Zealand, the UK and the US in recent years, and these herbicides are now being sold in Australia. Pyridine herbicides include aminopyralid, clopyralid, … Continue reading

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Herbicide warning

Before purchasing mulches or manures for your garden, ensure that they don’t come from pastures treated with a broad-leaf weed killer. A relatively new herbicide (weed killer) ingredient, aminopyralid kills broad-leaf plants by disrupting plant cell growth. It does not … Continue reading

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Herbicide problems

Aminopyralid A cousin in the UK contacted me recently concerning a major problem that UK organic gardeners and farmers are experiencing. I would like to draw your attention to it because a similar problem could occur here. The cause of … Continue reading

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