The pH scale goes from 0 to 14 with pH 7 as the neutral point ... The effect of soil pH is great on the solubility of minerals or nutrients. Fourteen of the seventeen essential plant nutrients are ...

See this list from the University of Connecticut for more plants’ soil pH scale targets. Most vegetable crops (including tomatoes) fare best at a mostly neutral pH of 6.5. Those listed in the first ...

Managing soil pH is a crucial but often overlooked aspect of soil health and crop productivity, says Marla Riekman, a land ...