Lighting
Register for GLASE’s November Webinar
GLASE (Greenhouse Lighting & Systems Engineering) will be hosting its next webinar Nov. 16, 2021, at 2:00 p.m. (EDT). The webinar, Light and Energ... more »
Precision Control of Supplemental Lighting
Supplemental lighting is important in facilitating winter-time greenhouse crop production in many areas of the United States. LED fixtures are becomin... more »
Light Spectrum for Different Applications
There are several terms used to describe the color, or spectral distribution of light, including light quality, spectral quality, light spectrum and p... more »

Roots, Shoots & Environmentals — Part 3
In the first two parts of this series, we talked about the root zone and the shoot zone. In part three, we’re going to discuss environmentals. While... more »

Consider the Photosynthetic Benefits of Far-Red Radiation
A bumper crop starts with great seedlings. As a grower, it makes sense to supply supplemental lighting to the propagation table. Plants are densely sp... more »

Increasing the Daily Light Integral
The daily light integral (DLI) refers to the cumulative amount of light received per day. More technically, the DLI is the number of moles (mol) of ph... more »