While staghorn sumac produces edible red blossoms commonly seen along roadsides, its dangerous cousin poison sumac contains skin-irritating urushiol and grows in wet areas.

This versatile tree is a cashew and mango relative that draws birds and pollinators in the summer, then puts on a stunning ...

Knowing the difference between a poison sumac and a staghorn sumac can be beneficial.

According to the New England Wildlife Center (newildlife.org), there are three species of sumac in our region: the staghorn sumac, smooth sumac and poison sumac.

While we are plagued with many of these look-alikes annually, it seems this season we have even more. Learning how to differentiate between them can help you in your weed control efforts, and prevent ...

Wilderness medical professionals agree that 75 percent of the population is sensitive to urushiol (pronounced ooh-roo-she-all), the volatile rash-causing oil common to poison ivy and poison sumac.