General suggestions are that the soil be steamed (in pressure cookers or by other means) or heated in oven or microwave to a temperature of about 175 *F. I wish to know if there are chemical methods available for soaking soil in their solutions for killing harmful bacteria/germs etc. - may be for bit longer time than one may think of. hsparekh
Are There Chemical Methods for Sterilizing Potting Soil?
hsparekh added on June 27, 2014 | Answered
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Answered on June 28, 2014
This article contains the information you're looking for: https://www.ctahr.hawaii.edu/oc/freepubs/pdf/GHGS-28.pdf
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