20w / 20cm
Sylvania Grolux 600 w Dual Lamp - Growth and flowering phases
High quality high pressure sodium lamp, 600 Watt/92,000 lumens, with extra blue and 20% more red tones than other conventional lamps.
Sylvania Grolux 600w - Dual is ideal for abundant flowering. It may also be suitable for plant growth (vegetative phase), but not for mother plants and cuttings.
The color spectrum of these lamps is primarily red with orange and yellow tones, which produces certain effects on plants such as more production of bud spots, bigger flowers...