Coming in contact with poison ivy, poison oak ,and poison sumac can be more risky in winter than in summer. The winter risk is because the plants are deciduous, ...

Poison sumac is easily distinguished from these three because it has white fruit. It is also an uncommon plant of wetlands, while our three red-fruited species are common in moist to dry fields ...

As you head outdoors this winter and in the coming warm seasons, you need to be aware of these plants, which include poison ...

Unlike poison ivy and poison oak, this plant’s leaves always grow in larger clusters of 7 to 13 per stem. Poison sumac doesn’t grow as ground cover. It’s much taller than poison ivy and ...

Poison sumac grows as a woody shrub, with each stem containing 7 to 13 leaves arranged in pairs. Poison sumac can be distinguished from harmless sumac by its drooping clusters of green berries.

If you've never received a rash from poison oak, ivy or sumac, the rash could last 21 days or longer. If you have had the rash previously, it will last one to 14 days.

Poison ivy, oak and sumac all can create itchy rashes from urushiol. What you need to know before the rash starts. News Sports High Schools Life Advertise Obituaries eNewspaper Legals ...

The rash caused by poison ivy, oak and sumac is the direct result of contact with an oily toxicant within the plant. The plant must be crushed or broken to release these oils.

In the summer, the flowers mature and form greenish-white berries that linger into the fall and winter. Poison oak, like poison ivy and poison sumac, contains the allergen urushiol.

Poison sumac can have seven to 15 leaves. What the textbooks don’t tell you is that these plants can take on may forms. They love attaching themselves to trees.