Activated Carbon Refill 1200+ IAV Australian Charcoal, 8lb Cloning Systems 'Popham' elm oyster (Pleurotus ostreatus)

'Popham' elm oyster (Pleurotus ostreatus) is a popular commercial strain that produces highly branched clusters of off-white/tan mushrooms

CO2 levels

water-soluble fertilizer helps balance pH while delivering complete nutrition for vigorous growth

Syringes should be inserted into a self-healing injection port

ETL Listed:  No

Activated Carbon Refill 1200+ IAV Australian Charcoal, 8lb Cloning Systems 'Popham' elm oyster (Pleurotus ostreatus)Refillable Carbon Filter Kit, With Charcoal Refill Premium charcoal granules intended to refill carbon filters and efficiently scrub air in grow spaces. Actively improves air quality and promotes cleaner ventilation by blocking out odors and chemicals. Increased porosity of granular surface adsorbs greater amounts of unwanted substances than pellets. RC412 Virgin charcoal sourced from Australia features a 1200+ IAV rating for an extended lifespan.