All oaks belong to the beech tree family but do not look like a beech tree. About 70 oak species grow to tree size in North America. Red Oak Tree Group . Anlace/Wikimedia Commons.

What does poison oak look like? Many plants are poisonous to humans and animals alike, which is why it’s important to spot them before it’s too late.

What do poison oak and poison sumac look like? Poison oak leaves have three leaflets like poison ivy but with rounded tips. The undersides of the leaves are fuzzy and lighter in color than the top ...

Pacific poison oak is found throughout Western Oregon and Washington and can cause painful rashes and blisters. Luckily, the plant is avoidable if you know what to look for.

Q: One of my five oak trees is having this problem and I’m wondering what I should do. I hope it’s not a disease that could spread to my other trees. Thanks for any advice you can give me. A ...

Pacific poison oak is found throughout Western Oregon and Washington and can cause painful rashes and blisters. Luckily, the plant is avoidable if you know what to look for.

This small tree grows up to 50 feet tall with shiny green leaves, small greenish-yellow flowers, and small, apple-like fruits. Ingesting this fruit can be fatal. The sap of this plant can cause ...

No. 2: At a local park an oak tree and a hickory tree look like they are connected at the base. How can this be? No. 3: What does a nurse tree do? Is it a particular species?

A reader asked the following questions about trees: (1) When hiking, I often see what appear to be several trees growing from a central trunk. What causes this? (2) At a local park an oak tree and ...

What does a poison ivy rash look like? How long does it last? The rash develops 12 to 48 hours after contact, and can last two to three weeks, according to the Mayo Clinic. It often appears in a ...