Perlite is the indoor gardener’s best friend. It holds onto essential nutrients and water, supporting root systems and the overall growth of plants.
A mineral that has deep folds and fissures, giving it excellent water-holding capacity. It works well with other elements like perlite.
Also known as pumice, these porous rocks are almost like perlite. A few handfuls will improve the texture of the mix.
Peat moss is a small, springy plant that is dried and compressed. It can hold its weight in water many times, like sphagnum peat moss.
Coco coir is a tough, fibrous material made from coconut husk. It sucks up an astonishing amount of water and holds it for gradual release.
Also known as rice hulls, rice husks are the outer shells of rice grains.. They are light and airy, much like perlite, with good water retention too.