The pH scale goes from 0 to 14 with pH 7 as the neutral point. As the amount of hydrogen ions in the soil increases the soil pH decreases thus becoming more acidic. From pH 7 to 0 the soil is ...

They might show up as slightly acidic or slightly alkaline because of this. The pH scale measures how strongly ... is neither alkaline or acid, but neutral. Acidic solutions have pH values less ...