LED v HPS: How to Choose the Best Supplemental Lighting for Your Greenhouse

For the second installation of our greenhouse lighting series, we will be discussing the difference between the two most commonly used artificial lights in commercial greenhouse operations - HPS (high-pressure sodium) and LED (light-emitting diode).    A Brief Introduction HPS bulbs create light by sending electricity back and forth through an “arc tube”. An external…

Smart Greenhouse Design Leads To Significant Cost Savings For Lighting

The benefit of growing in a greenhouse, rather than growing indoors, is the ability to utilize free energy from the sun. The sun’s energy is more powerful and effective than any artificial light available. The downside is it’s not consistent. Sunlight intensity will fluctuate depending on a multitude of factors, so commercial greenhouse growers depend…

Are My Plants Getting Enough Light?

The following is an excerpt from The Year-Round Solar Greenhouse, with additional content provided by expert greenhouse grower Paul Alaback. Year round greenhouse growers, and all gardeners, often wonder whether plants are getting sufficient light. As we’ll explain further below, whether your garden gets enough light is somewhat subjective -- it depends on your expectations.…