Perlite is a volcanic glass that is often used in gardening due to its lightweight, porous nature that aids in healthy plant development. "It is made from a type of volcanic glass called obsidian," ...

Those little squishy white balls in your potting soil aren’t styrofoam. They’re actually perlite, AKA volcanic popcorn. In the building industry, perlite is used in ceiling tiles and lightweight ...

Learn to make your own potting mix to grow plants indoors or on your deck. Learn to make your own potting mix to grow plants indoors or on your deck. It's a simple recipe, though it lacks an ...

Container gardening is a very popular topic for Southern California gardeners. Most homes do not have a lot of gardening space, either because of tiny lot size or no lot at all (in the case of condos ...

If you want to have success in container gardening, start with a good potting mix. Pre-mixed commercial varieties sold at nurseries can work well, but if you're a DIY type, you might want to mix your ...

Consider vermiculite's pros and cons so you can decide if it's the right choice for the plants you want to grow. Vermiculite is a natural material commonly used in potting soil or by itself to help ...

When shopping at your local gardening center or plant nursery, you'll probably come upon hefty bags of potting soil and potting mix. They tend to look the same, and you might think you'll just pick up ...

My gardening season begins on my garage floor. Here I mix potting soil that will nourish this season’s seedlings and replace worn-out soil around the roots of houseplants. The three basic ingredients ...