Lighting

MSU Extension Now Offering Online Greenhouse Courses

Registration is now open for the winter sessions of three self-paced courses in Michigan State University Extension’s Online College of Knowledge greenhouse series: Greenhouse and Horticultural Lighting, Biological Control for Greenhouse Growers and Floriculture Root Zone Management. The courses serve as an... more »

Increasing Yields of Baby Leaf Vegetables

It only takes a few minutes walking through the produce section of your local grocery store to notice the growing popularity of baby leaf vegetables. New baby leaf salad mix products are popping up in... more »

Looking for a Seasonal CEA Crop? Consider Strawberries

The interest in greenhouse strawberries has been increasing over the last few years. Part of this has to do with the demand for year-round production of the crop. The variability in quality and availability of... more »

Free Lighting Workshop Set for This Week

This week, Extension educators from Michigan State University will present a half-day workshop on "Greenhouse Lighting: Are LEDs Right for You." The workshop will take place on Wednesday, Oct. 9, from 11:30 a.m. until 4:30... more »

Including Far Red in an LED Lighting Spectrum

Far red (FR) is a one of the radiation (or light) wavebands that regulates plant growth and development. Many people consider FR as radiation with wavelengths between 700 and 800 nm, although 700 to 750... more »

Managing Light Pollution

Greenhouse owners and operators are increasingly adding supplemental lighting to increase plant growth. The virtues of high-intensity lighting have been known for decades, but installations are increasingly common as developments in conventional and LED lighting... more »

An Overview of Long-Day Lighting

Long-day lighting refers to the delivery of long photoperiods, or day lengths, to regulate the flowering of plants. More specifically, when the days are naturally short, the delivery of electric lighting can delay or prevent... more »

Indoor Grow Rooms Can Improve the Success of Young Plant Propagation

Although light is a critical factor in the propagation of plants produced from seed and vegetative cuttings, it is only one of the components of propagation. “Initially the light conditions are important, including light quality... more »