Well I would think 1 for each plant so two plants as CFL's are'nt that strong. Both lights on 1 plants would produce a better yield. I'm a noob so I am not sure. I have just bought 6 CFL's (80-105w not sure to be honest) and will have one on each plant aswell as my 125w HPS!
stone_sensation Reviewed by stone_sensation on . fluorescent lighting guesstimation. What do you personally think could be an educated guess on the highest amount of herbs possible one could achieve with two 105 W fluoros, close to optimum growing conditions, and quality soil and nutes. As well as a good yielding strain, such as Big bud/Norther Lights, and starting flower at around 1.5 feet tall. I guess an easier way to ask this question would be what is the most per watt you think is possible with fluoros and close to perfect growing conditions and quality soil and Rating: 5