Roberto G. Lopez
Do Micro Drenches on Annuals and Perennials Really Work?
Learn what research at Michigan State University indicates about applications of paclobutrazol and uniconazole.
How Adding Far-red Radiation Affects Supplemental Lighting of Plant Plugs
Michigan State University researchers determine the minimum duration of far-red radiation required during plug production to induce long-day requiring plants into flower after transplant.
How to Force Long-Day Perennials into Flower with High-Intensity LEDs
Supplemental lighting containing blue light can induce long-day perennials into flower without the need for far-red light.
Using Data Loggers in the Greenhouse
The fifth article of this five-part series about the tools you need to measure environmental and cultural parameters in your greenhouse, you will learn why you should be using data loggers and how to best put them to use.
Monitoring Carbon Dioxide in the Greenhouse
In addition to temperatures conducive to growth, light (photosynthetically active radiation; PAR, which was covered in part 3 […]
How to Measure Greenhouse Light With Quantum Meters
In part three of this five-part series about the tools you need to keep track of your greenhouse environment, learn how to effectively use quantum sensors to monitor how much light your plants need for optimal growth.
How pH and EC Monitoring Can Help You Manage Nutrition in the Greenhouse
In part two of this five-part series about the tools you need to keep track of your greenhouse environment, learn about the various methods for tracking pH and EC.
Infrared Thermometers for Monitoring Plant and Substrate Temperatures
Growers use many tools to monitor the greenhouse environment. Learn about the best practices for using an infrared thermometer to measuring plant temperature.
Bulking and Height Control of Purple Fountain Grass With Plant Growth Regulators
In the second article of a two-part series, researchers discuss methods for using plant growth regulators to bulk purple fountain grass and regulate its height.
Successful Propagation of Purple Fountain Grass From Single-Internode Culm Cuttings
In the first article of a two-part series, researchers discuss how propagation daily light integral and root-zone temperature influence root growth and development of single-internode purple fountain grass culm cuttings.
Evaluating Greenhouse Supplemental Lighting For Young And Finished Plant Production
Researchers at Purdue and Michigan State University compare young and finished plant production under LED toplighting and HPS lamps to determine which source is most effective.
Perennial Propagators’ Successes And Challenges: Results Of A National Survey
A survey by researchers from Purdue University and Michigan State University report the hurdles growers face when propagating perennials, and the practices they use to root them successfully.
Using Bench Top Heating With Reduced Air Temperature During Poinsettia Cold Finish
Researchers determine if bench-top root-zone heating in combination with reduced air temperatures is an effective method for poinsettia cold finishing.
MSU Offers New Greenhouse Lighting Online Course For Growers
Michigan State University Extension is now offering a non-credit, pre-recorded online course on greenhouse and horticultural lighting. […]
Sole-Source Lighting In Horticulture: Bedding Plant Plug Production
Researchers determine how sole-source LED lighting can be used effectively for the production of bedding plant seedlings.
Sole-Source LED Lighting In Horticulture: Microgreens Production
In Part 3 of a four-part lighting series highlighting the multiple uses of light-emitting diodes (LEDs), researchers examine the effects of sole-source LED lighting on microgreen production to achieve the highest quality crop possible in an energy efficient manner.
Customizing Crop Foliage Color With LEDs: Ornamental Crops
Do you find that your purple fountain grass (Pennisetum setaceum ‘Rubrum’) crop is often green to light purple? […]
Customizing Crop Foliage Color With LEDs: Red Leaf Lettuce
In the first of a four-part series highlighting the multiple uses of light-emitting diodes (LEDs), researchers share how end-of-production supplemental lighting with LEDs enhances red leaf lettuce color prior to harvesting and shipping.
Bench-Top Root Zone Heating: Can You Reduce Air Temperatures And Finish Bedding Plants On Time?
This is the second article in a two-part series featuring research from Purdue University that focuses on energy-efficient production strategies for annual bedding plants.