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Lighting (28)

22 Oct 2020

Light Management Articles from Michigan State

Erik Runkle, Michigan State University

A collection of articles from the past year by Dr. Erik Runkle from Michigan State University that deal with supplemental light, light pollutin, and UV transmitting greenhouse glazing.

UV-Transmitting greenhouse glazing (201 KB)     Managing light pollution (238 KB)     Including far red in lighting spectrum (278 KB)     How much supplemental light (189 KB)

22 Oct 2020

Rooting Herb Cuttings: Why Daily Light Integral Matters

Annika Kohler and Roberto Lopez, Michigan State University

Annika E. Kohler, graduate student, and Dr. Roberto Lopez from Michigan State University share the latest findings on supplemental lighting's effect of rooting of herbs.

Rooting Herb Cuttings DLI Matters (4583 KB)

22 Oct 2020

How Adding Far-Red Radiation to Supplemental Lighting Affects Plugs

Annika Kohler and Roberto Lopez, Michigan State University

Annika Kohler, graduate student, and Dr. Roberto Lopez from Michigan State University determine the minimum duration of far-red radiation required during plug production to induce long-day requiring plants into flower after transplant.

Lighting in Plugs Kohler Lopez (829 KB)

1 Apr 2020

LEDs: Blue & Far-Red Light

Yujin Park & Erik Runkle (Michigan State University)

studying the effects of light quality on plant growth.

GrowerTalks 2019 series article 3 (933 KB)

4 Jun 2019

Minimum Light Requirements for Indoor Gardening of Lettuce

Maria Paz, Paul R. Fisher, and Celina Gómez (University of Florida)

Evaluating the growth (fresh and dry mass), accumulation of key phytochemical constituents (leaf photosynthetic pigment and nitrate content), and aesthetic quality (elongation and pigmentation) of red-leaf lettuce (Lactuca sativa) grown from transplant to a harvest stage in an indoor environment.

Minimum Light Requirements Indoor Gardening Lettuce (839 KB)

1 Jun 2019

The Economics of Lighting Young Plants Indoors

Paul R. Fisher, Celina Gómez, Megh Poudel (University of Florida) & Erik Runkle (Michigan State University)

An economic analysis of growing young plants indoors with LEDs.

GrowerTalks 2019 series economics article (460 KB)

1 Mar 2019

LEDs: Far Red & Light Intensity Interaction

Yujin Park & Erik Runkle (Michigan State Univeristy)

Research about plant responses to far red and light intensity.

GrowerTalks 2019 series article 2 (730 KB)

1 Feb 2019

Lighting Young Plants Indoors

Erik Runkle , Yujin Park (Michigan State Univeristy), Mengzi Zhang & Paul Fisher (University of Florida)

Discusses lighting for growing young plants indoors using LEDs.

GrowerTalks 2019 series article 1 (830 KB)

1 Jan 2019

Getting a Piece of the Indoor Food Gardening Market

CELINA GÓMEZ, PAUL FISHER AND MARIA PAZ (University of Florida)

Understanding the ins and outs of the indoor food gardenig market.

Getting a Piece of the Indoor Food Gardening Market-Greenhouse Product News (1214 KB)

25 Oct 2016

LED Lighting Grower Articles

Erik Runkle (Michigan State University)

See the grower articles on LED lighting:

1. Lighting Metrics … And What Matters, GPN, October 2015

2. Diffused Glass, GPN, April 2016

3. A Closer Look at Far-Red Radiation, GPN, May 2016

4. The Economic Viability of LED Lighting, Greenhouse Grower TECHNOLOGY, September/October 2016

Lighting metrics... and what matters (106 KB)     Economic viability of LED lighting (210 KB)

25 Oct 2016

Grower Articles on LED Lighting and Effect on Plant Growth

Erik Runkle (Michigan State University)

See the grower articles on LED lighting and effect on plant growth:

1. Keys to Successful Seedling Production, GPN, November 2015

2. Managing Light to Improve Rooting of Cuttings, GPN, September 2016

3. Juvenility in Perennials, GPN, June 2016

4. Efficacy of Lamp Types at Controlling Flowering, GPN, February 2016

5. Red Light and Plant Growth, GPN, August 2016

6. Success with Succulents, GPN, July 2016

Keys to successful seedling production (190 KB)     Success with succulents (1169 KB)

25 Oct 2016

Grower Articles on Sole-Source Lighting in Horticulture

Roberto G. Lopez (Michigan State University) and Joshua K. Craver (Purdue University)

See the grower articles on LED lighting and effect on plant growth:

1. Sole-Source Lighting In Horticulture: Microgreens Production, Joshua K. Craver and Roberto G. Lopez, Greenhouse Grower, September 2015

2. Sole-Source Lighting In Horticulture: Bedding Plant Plug Production, Joshua K. Craver and Roberto G. Lopez, Greenhouse Grower, October 2015

3. The Impact of DLI, Light Quality and Photoperiod on Bedding Plant Flowering Response, W. Garrett Owen and Roberto G. Lopez, GPN, August 2016 (Note: the title was modified)

4. Evaluating Greenhouse Supplemental Lighting For Young And Finished Plant Production, Joshua K. Craver and Roberto G. Lopez, Greenhouse Grower, November 2016

Sole-source lighting in horticulture microgreens production (4770 KB)     Evaluating greenhouse supplemental lighting for young and finshed plants (1684 KB)

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