Poison Ivy

Poison ivy can be found in wooded areas throughout the eastern United States. Identifying this woody shrub or vine is key to avoiding its poisonous sap. While the old adage "leaves of three, let it be" is helpful, photographs provided in some of the links below will help even more.

UF/IFAS Sites

• Center for Aquatic and Invasive Plants: Toxicodendron radicans Eastern Poison Ivy
• Florida Invasive Plant Education: Brazilian Pepper Tree
• Poison Ivy: The Bane of the Outdoors
• Poisonous Plants: Identifying Poison Ivy and Others
• Scratch Out Poison Ivy

UF/IFAS Publications

• Identification of Poison Ivy, Poison Oak and Poison Sumac in Florida
• Leaves of Three—Leave it Be (PDF)

Other Sites

• Poison Ivy--Clemson (SC) Cooperative Extension
• Poison Ivy--KidsHealth.org (Nemours Foundation's Center for Children's Health)
• Poison Ivy--North Carolina Cooperative Extension
• Poison Ivy Control--University of Illinois Extension
• Poison Ivy Indentification and Control--Tennessee State University Cooperative Extension (PDF)
• Poison Ivy in the Home Landscape--Texas Cooperative Extension