The RainForest 318 can accommodate up to eighteen small plants from cuttings to harvest or up to ninety cuttings for rooting and transplantation in 3 in plant sites. Vortex? Sprayer lifts and oxygenates nutrient solution then gently sprays it over cutting bases or root systems. This system includes: 17-Gallon reservoir with lid, six 3 in lid inserts, Vortex? Sprayer, 3 in plastic cups and 3-Part Flora Kit.