Chinese Black Sand
Black Decorative Gravel Colored Coarse Sand Succulent Cactus Bonsai Crushed Potting Rock Vase Filler Planting Planter Small Pebble for Terrarium, Fairy Gardening, Top Dressing, Home Garden Decor.
Proper rocks is a necessary to make your plants not only a pot with a plants. When bonsai is becoming a mini garden, a mini park or even a mini mountain, add some rocks, like black galaxy, is very important.
Add top rocks for a potted plants is also hope to stable newly planted pants and help lock the water and other nutrition of the soil to help plants grow better.
Besides for as bonsai top dressing rocks for cactus soil, these black galaxy rocks is also widely used in Aquariums to help absorb impurity and keep water clean.
With multi colors, these black galaxy is good for terrarium, fairy gardening and other DIY projects.