perlite

perlite is commonly used in potting mixes.

adding perlite improves soil aeration.

perlite helps retain moisture in the soil.

many gardeners prefer perlite for seed starting.

perlite is lightweight and easy to handle.

using perlite can prevent soil compaction.

perlite is an excellent drainage material.

mixing perlite with compost enhances growth.

perlite is often used in hydroponic systems.

perlite can be found in many gardening stores.