Address P.O. Box 219 Batavia, IL 60510
Phone 800-452-1261
Fax 866-452-1436

Which way is up? Ever been under water and lost your sense of up and down? What helped you figure it out and let you come to the surface? How does a plant know which way is up? What helps a plant keep its bearing? What happens if you turn a plant upside down?


  • Plant Studies
  • Gravitropism
  • Differential Growth Rates