Learn why soil pH is the most important soil test value and how it affects nutrient availability and lime requirements.

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 ...

Your soil is most depleted after a full season of crop demand, making fall ideal for testing. In milder western regions, soil ...

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 ...

Managing soil pH is crucial for maximizing crop yields and promoting overall soil health. The optimal soil pH is typically between 5.5 and 7.0 for most crops growing in Delaware. Maintaining a ...

A lush Hawaiian landscape in acidic volcanic soil is proof enough that plants can thrive in all sorts of soil. While too much acidity can be deadly for plants, many prefer moderately acidic soil with ...

Purdue Extension Educators frequently encourage homeowners to get soil tests when they want to grow new plants in an area, or try to diagnose what’s wrong with plants currently growing. One key ...

To be a successful gardener, one needs to have a basic understanding of the soil which you are tending, as well the factors which affect the fertility, pH and quality of the soil. This is the case ...

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 ...

Small changes in pH levels can affect how well plants are able to reproduce and take up nutrients. These changes can also alter how exposed they are to soluble pollutants such as aluminum. Some plants ...