Soil pH is defined as the negative logarithm of the hydrogen ion concentration. 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 ...
What pH is, why it's important, and how to adjust it If you notice your plant's health is declining, one of the reasons could be that the soil pH is out of balance. The importance of soil pH cannot be ...
Acid soils have a pH of below seven, neutral is pH7 and alkaline is above seven. Loamy soil - often seen as the ultimate garden soil because most plants will grow in it, this is brown and crumbly ...