Sticktight

Sticktight refers to a group of annual plants belonging to the genus Bidens. These plants are characterized by their small, often daisy-like flowers, which typically have white ray florets and yellow disc florets. The name "sticktight" comes from the plant's seeds, which are equipped with barbed awns that readily cling to clothing, animal fur, and other surfaces, aiding in their dispersal.

Native to the Americas, Bidens species have naturalized and spread to many other parts of the world, often becoming invasive weeds in agricultural fields, pastures, and disturbed areas. Their ability to produce a large number of seeds that are easily transported contributes to their widespread distribution.

While often considered a nuisance, some species of sticktight have traditional medicinal uses in various cultures. For example, they have been employed for their purported anti-inflammatory or wound-healing properties. However, scientific evidence supporting these claims varies, and their use should be approached with caution. The plants can also be a source of nectar for pollinators. Different species within the Bidens genus may have subtle variations in appearance, habitat, and growth habits.