slipknot2010: If you're going to have plants, 6500K-8000K is the optimum range. 12000K may be good for shrimps but they are definitely not for plants. Assuming your tank size is of 24"x12"x14", you need at least 72W of 6500K tubes.
_________________ 24"x12"x14" w/ Eheim 2026+Artica Mini BCD T5HO 24Wx3 Lighting: 12:00pm-9:00pm CO2: 2+ bubbles/sec ADA Amazonia I