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Floriculture & Greenhouse Crop Production

Nursery & Christmas Trees

Department of Community Sustainability


Showing results for content tagged 'light management in greenhouses and controlled environments'. Search instead for the keyword 'light management in greenhouses and controlled environments'.

  • Light Management in Controlled Environments

    MSU Extension’s floriculture educational and applied research programs help improve greenhouse crop production and business management by providing trusted information on new production techniques and management strategies.

  • Producing High-Quality Rooted Cuttings.

    Published on October 24, 2012
    Researchers study the impact of light during propagation on growth and quality of vegetatively propagated annual bedding plants.

  • Producing High Quality Plugs Part I

    Published on September 4, 2017
    In this article, we will discuss how continuous 16-hour or instantaneous threshold supplemental lighting from HPS lamps and LEDs and photoperiodic lighting influence plug quality and subsequent flowering.

  • Monitoring Carbon Dioxide in the Greenhouse

    Published on March 4, 2018
    In this article, you will learn how handheld, stationary, and computer-controlled sensors can be used to monitor carbon dioxide (CO2) and control enrichment in controlled environments.

  • Managing Photoperiodic Lighting, Part 2 of 2

    Published on October 24, 2014
    This is the second article in a two-part series focuses on what photoperiodic lighting is and how to use it in your greenhouse.

  • Lighting the Future of Young Plants

    Published on October 24, 2014
    Walking through how growers use led lights for supplemental and sole-source lighting?

  • Reduce Flowering Time.

    Published on September 24, 2012
    Use these guidelines to give plants the right amount of light during propagation and finishing, and reap the benefits of early, high-quality crops.

  • Producing High Quality Plugs Part 2

    Published on August 5, 2017
    In this article, we will discuss how continuous 16-hour or instantaneous threshold supplemental lighting from HPS lamps and LEDs and photoperiodic lighting influence plug quality and subsequent flowering.

  • Impact of light on bedding plant flowering response

    Published on August 7, 2016
    How do light quality from light-emitting diode lamps and daily light integral influence the flowering responses of long-day plants?

  • The indoor lighting guide: Growing seedlings under LEDs

    Published on July 1, 2021
    This 24-page guide provides research-based information about producing young plants indoors (without sunlight) under LEDs. Developed in partnership with GrowerTalks magazine.

  • Manipulating light in the greenhouse

    Published on June 24, 2009
    This article presents research on a high-pressure sodium fixture with an oscillating reflector to regulate flowering of greenhouse crops.

  • Growing ornamental seedlings under different wavelengths of red light from LEDs

    Published on August 23, 2014
    Plants grew similarly under different colors of red light, so the choice of red LEDs to be used for horticultural applications could depend on factors such as LED longevity, efficacy, and cost.

  • Indoor propagation

    Published on July 14, 2020
    High-value crops can be propagated indoors, inside refrigerated growth rooms and without sunlight. This article briefly lists some of the important considerations for an indoor propagation facility.

  • Efficacy of lamp types at controlling flowering

    Published on February 23, 2016
    This article summarizes the effectiveness of low-intensity lighting from different lamp types at regulating flowering of a wide range of ornamental crops based primarily on research performed at Michigan State University.

  • The red to far red ratio

    Published on May 23, 2011
    Plants absorb and use most of the red light available to them for photosynthesis, but reflect or transmit most of the far-red light.

  • 10 lighting tips to help your bottom line

    Published on April 24, 2005
    Suggestions and advice to make the most of the light your plants receive.

  • Lighting greenhouse vegetables

    Published on December 7, 2011
    The primary way to increase fruit yield (fruit number and/or size) is to increase the amount of photosynthetic light provided to plants.

  • How much supplemental lighting do you need?

    Published on December 17, 2019
    Several factors need to be considered when choosing a supplemental lighting system, and arguably the most important one is to determine what light intensity you want to deliver. This article provides steps on how to do that.

  • Replacing incandescents with LEDs

    Published on November 23, 2014
    LED lamps developed to regulate flowering are considerably more expensive than incandescent or compact fluorescent bulbs, but they last much longer, consume less energy, and are at least effective.

  • Effective long-day lighting fixtures

    Published on November 9, 2020
    A large number of ornamental crops flower earlier when grown under long days. This article describes the major considerations when selecting a photoperiodic lighting system to regulate flowering.

  • Control flowering with LEDs

    Published on March 23, 2014
    Is it worth paying extra for LEDs? Researchers at Michigan State University found that the long-term benefits may outweigh the up-front costs.