1. Bar series is a full-cycle top light for commercial horticulture cultivation, we use 3500k+660nm full spectrum.
2. 15% blue light is enough for the plants veg stage, and 660nm make plants achieve maximum efficiency in photosynthesis, it is perfect use for the plant full cycle growing.
3. We recommend Bar series deployed in environments with CO2 supplementation between 800-1400 ppm in the reproductive growth stage due to high PPFD level. PL series can be used in the vertical farm, farm, home grow, and indoor grow, grow tent. It is your best choice for your grow light.