Most plants thrive in soils with a slightly acidic to neutral pH of around 6.0 to 7.0. If you’re struggling with overly acidic soil, knowing how to raise pH in soil closer to that neutral range will ...

The power of hydrogen is not often discussed among gardeners unless you are a chemist. Commonly known as pH, it measures of the number of hydrogen and hydroxyl ions in the soils. But enough with the ...

One day you notice yellowing leaves on your favorite gardenia bush. You don’t find any evidence of pests and you’ve ruled out watering problems, so you suspect a nutritional deficiency. However, ...

Question: What’s the difference between soil pH and buffer pH? My soil has a pH of 5.1 and a buffer pH of 6.7. Answer: Soil pH is the measure of active acidity. Active acidity is soil solution ...

Q:For many years, we have been pouring our leftover coffee grounds and unused coffee on our rhododendrons and azaleas. At some point can we overdo it with the acid content? They seem to be OK, ...

For home gardeners, soil testing is valuable to establish a base line on soil limitations related to pH, salt levels and the need for phosphate and potash fertilizers. In some gardening situations, ...

Soils collected across a long-term liming experiment (pH 4.0–8.3), in which variation in factors other than pH have been minimized, were used to investigate the direct influence of pH on the abundance ...

Over 2,500 soil samples were taken in different parts of the country in connection with a survey on the distribution of cereal root eelworm. Six hundred and twenty-five of these samples were randomly ...