Learn how hard water and pH levels reduce pesticide effectiveness. Simple testing and water conditioning can save farmers ...

We may receive a commission on purchases made from links. If you have leggy or struggling plants, it's often a sign that you should test the soil's pH level. You can invest in professional testing; ...

One of the biggest factors affecting the health of plants in your garden is the pH of the soil, which is a measure of its acidity or alkalinity. A pH of 7.0 is neutral while that above 7.0 is alkaline ...

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

The color of hydrangea flowers can change from pink to purple and blue by tweaking the soil. How do other plants react to those changes? Sydney Kozak explored just that. Her project, “Does changing ...

There’s an autumn chill in the air, which means it’s time to close the pool for the winter. And while in-ground pools and many above-ground ones don’t need to be drained, they should be “tucked in” ...

In this video, I show you the best pH soil level for tomatoes and other vegetables by conducting soil tests in 3 of our ...

IPI tests paper-based materials and adhesives for pH levels using a modification (described in ISO 18902) of the standardized test, TAPPI T 509 Hydrogen Ion Concentration (pH) of Paper Extracts (Cold ...