Question: I have a poison oak problem in my yard. It’s popping up among my ornamentals and actually climbing up my fir tree!

A walk through Pratt Farm shows how the forest and fields have changed over the years – and also how the land reveals clues ...

The leafy woods surround us with pleasant soughing; the soothing sound contrasts with whistling and moaning of wintry winds ...

Poison ivy, oak and sumac all can create itchy rashes from urushiol. What you need to know before the rash starts.

Poison ivy, oak and sumac all can create itchy rashes from urushiol. What you need to know before the rash starts.

West Central Minnesota boasts a lot of natural beauty, with a number of state parks with miles of paved and natural hiking trails through out as well as designated scientific and natural areas. Here ...

When I was a child, climbing a tree was one of my favorite things to do. No matter where I was or what I was doing, I was ...

Could you please identify this grass for me? I’ve looked up nutsedge, dallisgrass, and johnsongrass, but they don’t look ...

This oak tree has a girdling root that should be trimmed and removed as soon as possible. This is a common problem, yet many ...

Shiny, dark green leaves have five to seven lobes that spread at right angles from the center and end in one to three teeth. The acorn cap covers a third to half of the round nut. The tree grows ...

The plant's leaves start out shiny in the spring and become a dull green during the summer. Often poison ivy will change color in the fall to either yellow or red color. Poison oak, on the other ...