Toxicodendron diversilobum

Toxicodendron diversilobum, commonly known as poison oak, is a woody vine or shrub native to western North America. Belonging to the Anacardiaceae family, it can grow up to 6 feet tall. The plant features distinctive leaves divided into three leaflets, which have a glossy appearance and turn red in the fall. In the spring, poison oak produces small greenish-white flowers, followed by small white berries that ripen in late summer or early fall. The plant contains urushiol oil, which can cause an allergic reaction upon contact with the skin. Poison oak thrives in various habitats, including forests, woodlands, grasslands, and chaparral areas. It serves as an important food source for wildlife, such as birds and deer. To avoid contact with poison oak, it is essential to learn how to identify the plant and steer clear of areas where it grows. If you come into contact with poison oak oil on your skin or clothing, wash immediately with soap and water. Overall, Toxicodendron diversilobum plays a significant ecological role but should be handled with caution due to its potential for causing allergic reactions in humans upon contact.

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Characteristics

Plant Type

Shrub, Vine

Life Cycle

Perennial

Genus

Toxicodendron

Family

Anacardiaceae

Hardiness Zone

5-9

Mature Height

0.49 m to 3.96 m

Mature Spread

0.61 m to 2.13 m

Leaf Color

Green, Yellow, Red

Leaf Type

Deciduous

Flower Color

White, Yellow, Green

Flower Size

0.51 cm to 0.76 cm

Bloom Time

Late spring, Early summer

Planting Time

Winter

Harvest Time

Mid summer

Native Area

Mexico

Tags (5)

Common Names (3)