Scientific Name: Bidens alba
Hairy beggarticks is usually a warm-season annual. It spreads along the ground by stems that root at nodes. The stems are smooth and can be erect. The leaves initially form on long stalks, but following leaves contain up to nine leaflets. The leaflets can have teeth on their margins.
Hairy beggarticks spreads by seed and by spreading stems when acting as a short-lived perennial. The flower of the hairy beggartick has a yellow center with white rays. Flowers are produced until frost occur. The seeds can attach to clothing and fur on animals. Hairy beggarticks is found from North Carolina to Florida, west to California.
Hairy beggarticks is a warm season annual. Hairy beggarticks can be found in thin turf and disturbed areas. Good turf cultural practices should be followed to thicken the turf area. Regular mowing will reduce the growth of the stems preventing the flowers and seeds from developing.
For optimum control, make your post-emergence herbicide application to hairy beggarticks that is young and actively growing.
Weed Photos: Courtesy of Dr. Lambert McCartey. Clemson University. Clemson, SC.