Essential Aggregate for Soil Mixes: 100% organic, non-decomposing, and packed with trace minerals. MULTIPLE USES: Ideal for bonsai, cacti, succulents, and indoor or outdoor plants. Use it in soil mixes or as a decorative top layer to keep your plants thriving year-round! ⚪ 3/8-INCH SIZE: The perfect size for improving soil aeration and drainage in any pot or garden bed. 🌍 100% NATURAL & SUSTAINABLE: Pure volcanic pumice — with no additives, dyes, or fillers. Eco-friendly and straight from the earth! MINED IN THE USA! A staple product for plant enthusiasts who love succulents, bonsai, and houseplants. Convenient and ready to use: Clean and screened.