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," ...

Perlite is a volcanic rock that increases circulation and moisture retention in soil. There are different grades of coarseness perlite is available in, and they each have different uses and benefits.

There's a way you can have a significant impact on your tomato harvest before you even put a single plant in the ground. While many people focus on watering and sunlight, the condition of the soil is ...

CORVALLIS – Adding organic matter is the best way to improve nearly all kinds of soils. If you’re unsure if your soil needs amendments, take note if it dries and cracks in summer, drains slowly or is ...