Small Red Lava Rock top150 Hydroton is uneven in shape

Hydroton is uneven in shape and size providing good support for orchid roots

making sure you have more than enough for your gardening ventures

Not made of genetically modified organisms (GMOs)

African Violets and all plants that need great drainage and airflow to their root systems

Small Red Lava Rock top150 Hydroton is uneven in shapeSmall lava rock is an excellent mix ammendment. Many times if you get a Dendrobium from Hawaii you will notice that it has been potted in either black or red volcanic rock. This lava rock has good water retention with excellent aeration. Because it is inorganic, it will not break down and orchids that resent repotting can be left in their mix longer. Particle size is about 1 8 to 1 4 inch. Volcanic lava rock is an excellent base for an inorganic rock