Poison oak rash is an allergic reaction to the leaves or stems of the western poison ... depending on the time of year. Like poison ivy and poison sumac, poison oak releases an oil called urushiol ...
"I still have hours and hours to go, but these are some photos of this ... trees and other plants, while certain types are harmful to humans and animals. Poison ivy and poison oak are native ...
Pull up videos or pictures online to show your family so they know what to avoid. The new poison ivy leaves are reddish but ...
When you’re spending time outdoors this summer, in your own yard or hiking in a park, it’s useful to know to spot poison ivy.