LEDs have become a popular topic of discussion amongst growers over the past couple of years. As technology has evolved and costs continue to drop, this form of horticultural lighting keeps gaining in popularity with both professional and hobby growers.
High-pressure sodium lamps are widely used in greenhouse production, but they require maintenance for peak efficiency. After visual inspection, many growers find that some lamps in their greenhouse either aren’t operating or aren’t doing so at full brightness.
The high-pressure sodium lamp is the most widely used light source for supplemental lighting in greenhouses. On a relative basis, it is moderately efficient, has a long bulb life and emits light that is rich in orange and deficient in blue and red.
