The SYLVANIA Grolux 600W bulb stands out as a mixed sodium lamp for indoor growing , optimized for both vegetative growth and flowering with a spectrum enhanced in reds and blues. It emits 90,000 lumens at 2,050K , offering a warm "sunset" effect that stimulates abundant flowering and dense biomass. Ideal for those seeking...

The Groxpress 600W SYLVANIA bulb is an HPS lamp specifically designed for flowering , providing a spectrum rich in reds and oranges. With a fast start-up time (approximately 5 minutes) , 90,000 lumens , and a color temperature of approximately 2,000 K , it enhances indoor growing performance...

The SYLVANIA HSI-BRITELUX 250W bulb stands out as a metal halide lamp for indoor growing , with a white spectrum focused on rapid growth . It offers crisp, stable light that promotes a compact structure, broad leaves, and strong roots in cannabis plants .

The HSI-BRITELUX 400W SYLVANIA bulb is a metal halide lamp designed for indoor growing . Its white spectrum accelerates vegetative development, providing stable light for short internodes, strong leaves, and robust roots in cannabis plants before the transition to flowering.

The SHP-TS 600W SYLVANIA bulb is a tubular HPS lamp designed for flowering , offering reliable start-up and a warm spectrum. With 90,000 lumens , 2,050K color temperature, and an E40 base, it efficiently and consistently promotes flower density in indoor cannabis ...