Skip to Content
Home > Wellness > Health Library > Poison Ivy, Oak, or Sumac: Other Plants That Cause a Rash
Poison ivy, oak, and sumac are not the only plants that can cause rashes.
Some plants contain urushiol, the same oil found in
poison ivy, oak, and sumac. Or they may contain a substance
that is enough like to urushiol to cause a similar rash. Contact with these
plants can make you allergic to urushiol. As a result, you will get a rash upon contact with poison
ivy, oak, or sumac, even if you never had contact
with it before. These plants include:
Irritant plants may cause a rash where they come
into contact with the skin. Unlike
with poison ivy, oak, or sumac, you do not have to be
allergic to the plant to develop a rash. Irritant plants include:
Certain plants have a chemical that sunlight converts into an
allergen. Some people who touch these plants and then go into the sun have an immune system reaction similar to
a poison ivy, oak, or sumac rash (allergic
contact dermatitis). The rash only develops in areas exposed to sunlight. These plants include:
August 19, 2013
William H. Blahd, Jr., MD, FACEP - Emergency Medicine & H. Michael O'Connor, MD - Emergency Medicine
How this information was developed to help you make better health decisions.
To learn more visit Healthwise.org
© 1995-2014 Healthwise, Incorporated. Healthwise, Healthwise for every health decision, and the Healthwise logo are trademarks of Healthwise, Incorporated.
Our interactive Decision Points guide you through making key health decisions by combining medical information with your personal information.
You'll find Decision Points to help you answer questions about:
Get started learning more about your health!
Our Interactive Tools can help you make smart decisions for a healthier life. You'll find personal calculators and tools for health and fitness, lifestyle checkups, and pregnancy.
Feeling under the weather?
Use our interactive symptom checker to evaluate your symptoms and determine appropriate action or treatment.
Genesis HealthCare System | 1-800-322-4762