Poison oak rash is an allergic reaction to the leaves or stems of the western poison oak plant (Toxicodendron diversilobum). Home remedies and medical treatments can help manage symptoms.

A large number of different types of oaks grow in this area, sporting a wide variety of oak-shaped leaves. White oaks have rounded lobes, chestnut oaks have wavy lobes and red oaks belong to a ...

Q. We have a pin oak tree that is approximately 30 feet tall. On the north-facing side of the tree there are many wilted leaves, and there are many balls of strange growth. Pictures of the leaves and ...

Poison oak is an attractive plant with leaves that are glossy green in the spring and summer, turning bright red in the fall.