Interlux DualARC 1000W HPS and MH BulbGrow healthy plants all around the year with the Interlux HPS and MH bulb. With the qualities of the two, you are going to stay ahead in your horticulture practices. With a reasonable investment, you can achieve the benefits of both. The lamp performs well throughout the lifetime of a plants complete cycle. The spectrum is inclusive of red and blue colors. Red is perfect for the flowering stage, whereas plants utilize the blue spectrum during the