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About Pumice: Pumice is literally a foamed stone
Can be easily removed and reused
media particle size
Ultra-efficiency soilless grow systems demand high-performance grow media
The quality of these dense pumice stones is superior to lightweight "floating" pumice stones and pressed-and-molded pumice chew products on the market
Ponics Stone™ Standard (Soilless Grow Media) Ponics Stone Standard:150+ lbs. (contact us) About Pumice: Pumice is literallyUltra efficiency soilless grow systems demand high performance grow media. Ponics Stone delivers in the key areas of stability, nutrient holding capacity, gas exchange, drainage, weight, media particle size, crop balance and media life. Ponics Stone Standard is an all purpose soilless grow media for ponics media beds and other high efficiency growing systems. Size blend of 3 4 to 5 16 inch stones provides good drainage and germination.
