2LB Succulent and Cactus Gravel Pebbles, 1/4 Inch - 1/3 Inch Natural Decorative Polished Stones, River Rocks for Plants, Aquariums, Vases, Terrarium and Outdoor Gardening, 5 Mixed Colors

【Beautiful Color】The texture of our tiny black stones is nice and they're almost shiny. Really beautiful. It is very important to add some rocks when bonsai is becoming a mini garden or a mini mountain. 【Great Size】Our little black gravel are sifted and sieved for a perfect particle size( Approx 2mm-3mm) that is ready for direct potting use. It looks great on top as an accent but also great to mix and keep the soil loose for drainage to prevent root rot. 【Easy to Maintain】Our Black Sand is made of natural stones with no coating or dyeing. They are not only for beauty but also to maintain water and lock nutrition of soil, so they ensure plants grow healthily. 【DIY Material】These small black rocks are good for a terrarium, fairy gardening, and other DIY projects. It is best for succulent professionals and hobbyists alike to enhance all sorts of succulent plants, including echeveria, crassula, lithops, jade, aloe, haworthia, crassula, etc. 【Long-Lasting & Don’t Break Down】These black aquarium gravels resists crumbling and maintains its structure for years, making it a cost-effective substrate choice.