Blog Archives (Jelesko)

5-leafed poison ivy

It has been an absolute rule for over a century: "Leaves of three, let them be." 

Poison ivy has only three leaves (actually leaflets) in a group. And that is still true about 99.9999% of the time.

TAGS: Jelesko, 5-leaf
April 13, 2018 - 11:47am
The Itchy Project

The ITCHY Project: Poison Ivy Education and Research: The Jelesko laboratory at Virginia Tech is the only academic research lab devoted to Poison Ivy/Oak/Sumac research. The Jelesko lab recently launched the Investigating Toxicodendron Change and Habitat for Years (ITCHY) Project to educate the public about poison ivy science (both what is known and still unknown).

July 6, 2017 - 2:02pm