Scientists at Iowa Sate University recently discovered that simply looking at soil color is reasonably as accurate as time-consuming and expensive laboratory tests. Soil color can be used as a simple, ...

We can all imagine what healthy soil looks like: Rich, crumbly, and dark brown, bursting with nutrients and ready to house your greenest veggies, most succulent fruits, and prettiest flowers. But ...

"It is recommended that you replace the book after two years of use"--Title page verso. Some of the charts are from 2009, color charts are 2013 production. siris_sil_1029690 ...

The Munsell Color Science Laboratory and the Program of Color Science unite to form one of the world‘s foremost color science research and education organizations. Our mission is to provide ...

If your precious plants keep mysteriously dying no matter what you try, it might be time to invest in a soil moisture meter. These handy devices tell you when your plant needs more water, so you won't ...