Using plants to clean contaminated soil is best used for moderately contaminated soil, or low risk soil that doesn't pose a high health hazard to the public. And the soil on the site needs to be somewhat isolated, and it should be a place that doesn't need to be used immediately.  -   Kathy Banks     Quotes
Using plants to clean contaminated soil is best used for moderately contaminated soil, or low risk soil that doesn't pose a high health hazard to the public. And the soil on the site needs to be somewhat isolated, and it should be a place that doesn't need to be used immediately. Kathy Banks