There are many synthetic chemical herbicides on the market, but they all have a range of adverse health and environmental effects. There are some herbicides derived from natural plant extracts that can kill or suppress weeds, such as extracts from pine oil and coconut oil. But care must be taken to ensure that formulations do not include toxic surfactants, solvents or other inert or adjuvant ingredients. Some formulations are permitted in certain circumstances in organic growing systems. The factsheet presents alternatives to synthetic chemical herbicides and their elements.
August 14, 2017
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