Soil testing is an essential tool for managing phosphorus, potassium and other nutrients in Iowa and many states. The units ...

Agricultural soil testing is critical to determining soil’s nutrient concentration and variability across your fields. It is ideal to test your fields’ soil at least every two to three years to inform ...

The jar test is a simple way to determine soil composition. Take a clear jar and fill it with three parts soil and one part ...

The University of Delaware (UD) has rated soils in terms of the likelihood of profitable responses to additions of phosphorus (P) and potassium (K) from fertilizers, manures, and other soil amendments ...

This is my periodic, obligatory soil test article. Don’t let your initial knee jerk reaction prevent you from reading! This topic isn’t as “sexy” as organic gardening, pollinator plants or even cherry ...

This photo shows a yellowing young leaf, though its veins remain green, indicating that this plant is hungry for iron. Plants do tell us when they are hungry — with poor or distorted growth, and with ...

Some plants require soil to be acidic or alkaline in order to thrive. While you can buy a pH testing kit, this DIY method gives you an idea of what kind of soil you have, using two ingredients that ...

Along with the development of new instrumentation, the test procedure itself was also standardized. By “walking” the potential probe toward the current probe and graphing the measurements, the ...

We independently review everything we recommend. We may get paid to link out to retailer sites, and when you buy through our links, we may earn a commission. Learn more› By Colleen Hagerty Colleen ...

When we are having problems with our lawns or plants, the first thing that comes to mind is often that they are caused by a pest or disease. We often overlook that it could be a problem with the soil.