PVP Industries Vermiculite Soil Conditioner

Medium grade refers to the particle size of the mineral, which balances water retention with necessary aeration. It is the most versatile size, making it suitable for everything from seed starting mixes to amending potting soil for larger containers.

Yes, this is an excellent choice for passive hydroponic systems. Its sterile, pH-neutral nature provides a stable, inert medium that supports root anchorage while effectively holding onto the nutrient solution.

While you can use it as a standalone medium for specific applications like seed germination or bulb storage, it is primarily designed as an amendment. For general potting, it works best when mixed with peat moss, coco coir, or compost to improve drainage and nutrient retention.

Absolutely. Because it is sterile and pH-neutral, it helps prevent common issues like damping-off disease. Its ability to retain moisture while remaining aerated creates an ideal environment for delicate seedlings to develop strong root systems.

Vermiculite acts like a sponge for nutrients, specifically calcium and magnesium. It holds these essential elements within its structure and releases them slowly as your plants need them, reducing the risk of nutrient leaching.