Soil pH or soil reaction is an indication of the acidity or alkalinity of soil and is measured in pH units. Soil pH is defined as the negative logarithm of the hydrogen ion concentration. The pH scale ...

Use baking soda to raise soil pH levels if necessary to create an ideal environment for plants. Baking soda can be used as a natural weed killer and can also repel pests and combat fungal ...

In fact, the ISA estimates soil pH is possibly the No. 1 yield limiting factor on about 40% of the state’s farmed acres. “That means we’ve got low weed control or no weed control ...

then comparing the results to a chart. Depending on the type of kit, there may be other steps involved. "Soil pH testing kits ...