• 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.

  • Air, leaf and root-zone temperature

    Published on July 6, 2022
    Inside a controlled environment, should we measure the temperature of the air, the growing substrate, the shoot tip, a leaf, or a plant canopy? The answer is somewhat situational.

  • Far-red light in greenhouse and indoor farming

    Published on October 6, 2022
    Far red is a waveband of light that is marginally visible to us but has profound effects on plant growth and development; it increases both plant elongation and biomass accumulation.

  • CHAMP E-Tool designed to assist the Michigan agriculture community

    Published on July 21, 2020
    This tool is designed for the Michigan agriculture community to help identify and implement appropriate and meaningful exposure control strategies to protect workers and the public.

  • Trial Gardens

    Published on March 21, 2012

  • Production tips for top performers: Hibiscus moschetos

    Published on March 1, 2009
    Production information, based on research at Michigan State University, is presented on the herbaceous perennial swamp rose mallow (Hibiscus moscheutos).

  • Production tips for top performers: Penstemon

    Published on June 29, 2008
    Commercial production information, based on research at Michigan State University, is presented on several cultivars of the herbaceous perennial Penstemon (common name: beardtongues).

  • Coreopsis: A great all-American genus

    Published on July 29, 2005
    Commercial production information, based on research at Michigan State University, is presented on two 'Limerock' cultivars of the tender herbaceous perennial Coreopsis (common name: tickseed).

  • Evaluating greenhouse supplemental lighting

    Published on November 17, 2016
    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.

  • Sanitation for Pest and Disease Management

    Published on December 19, 2016

  • Advancements in horticultural lighting

    Published on March 5, 2023
    The science, engineering, and application of horticultural lighting continues to advance with developments in light-emitting diode (LED) technology.

  • Graphical tracking

    Published on July 18, 2007
    Graphical tracking, a decision-support tool, can help growers monitor plant height throughout production and identify when plants are too tall or too short.

  • Non-Chemical Height Control

    Published on November 18, 2010
    Integrating height control strategies with traditional chemical control is an approach for growers embracing sustainability.

  • Growing the best phalaenopsis 3: Temperature & light requirements, height, insect & disease control

    Published on March 12, 2007
    In the third of a four-part series, this article contains research-based information on the commercial production of phalaenopsis orchids. The primary topics addressed are environmental conditions, height control, and pest control.

  • How green light affects floriculture crops

    Published on February 13, 2019
    Is green light really a safe light for floriculture crops? Researchers at Michigan State University find out the impact it has on crops that flower in response to the day length.

  • Understanding how PGRs work

    Published on May 17, 2017
    Plant growth regulators are chemical compounds that regulate various growth and developmental processes in plants, such as seed germination, rooting, branching, flowering, fruit development, dormancy and plant growth habit.

  • Sumagic on vegetable transplants

    Published on November 18, 2012
    Sumagic is the only plant growth retardant registered for use as a foliar spray on young tomato, pepper, eggplant, groundcherry, pepino and tomatillo plants.

  • Medición de pH y Conductividad Eléctrica en Sustratos

    Published on December 19, 2016
    medicion de ph y conductividad electrica en sustratos

  • Controlling Algae in Irrigation Ponds

    Published on December 19, 2016
    controlling algae in irrigation ponds

  • Propagating orchids

    Published on August 19, 2011
    Some orchids are among the most difficult plants to propagate. This article discusses the different ways that orchids can be propagated including by division, offshoots, tissue culture, and seed.