vermiculite

Vermiculite and perlite, unexpanded","

gardening with vermiculite can improve soil aeration

vermiculite is often used as a component in potting mixes

adding vermiculite to soil helps with moisture retention

vermiculite is a popular choice for seed starting mixes

vermiculite can be used as a lightweight aggregate in concrete

insulating with vermiculite can help save energy

vermiculite is a naturally occurring mineral

vermiculite expands when heated, making it useful for insulation

vermiculite is commonly used in fireproofing materials

vermiculite is non-toxic and safe for use in gardening