Michigan State University horticultural lighting workshop

Click here to learn more

On December 18, the Michigan State University horticultural lighting workshop will take place. Registration fee is $65 per person and includes light morning refreshments, lunch, an educational program, and a tour. Participation is limited to 75 people. Registration ends on December 12 or when the event reaches capacity. To register, click here.

Tentative Itinerary
8:30 am: Registration Opens
9:15 am: Welcoming remarks and workshop overview (Erik Runkle and Roberto Lopez, MSU; Dan McMahon, Philips; Nathan Jahnke, Ball Hort.)
9:30 am: Light concepts, principles, and terms for horticulture (Erik Runkle, MSU
9:45 am: Indoor sole-source lighting of seedlings and leafy greens (Erik Runkle, MSU)
10:10 am: Indoor lighting of tissue culture propagules (Nathan Jahnke, Ball Hort.)
10:25 am: Photoperiodic lighting to regulate flowering (Roberto Lopez, MSU)
10:45 am: Break with light refreshments
11:05 am: Supplemental greenhouse lighting (Roberto Lopez, MSU)
11:45 am: Using LEDs to decrease PGR use (Nathan Jahnke, Ball Hort.)
12:00 pm: Lighting approaches: Selection of fixtures, lighting plans, and other application considerations (Dan McMahon, Philips)
12:20 pm: Boxed lunch
1:00 pm: Tour of horticultural lighting research projects and facilities at MSU
7 stops, 5 groups:

  • Indoor lighting of leafy greens and culinary herbs
  • High-wire vegetable crop inter-lighting
  • Supplemental lighting of young plants
  • Photoperiodic lighting (specialty cut flowers, tropicals, and foliage)
  • Environmental strategies to enhance strawberry flavor
  • UV lighting for height control
  • Low-intensity lighting for downy mildew prevention

2:45 pm: Workshop concludes

Registration Deadline: December 12, 2023 – 11:59PM


Please park in Lot 54, which is located south of the Plant & Soil Sciences Building, 1066 Bogue Street, East Lansing. You do not have to pay parking meters or pay-by-plate machines since these spaces will not be enforced on this day. However, do not park in designated MSU vehicle spaces, or you will be ticketed.