Scientific Name: Phyllanthus urinaria
Weed Family: Euphorbiaceae


Chamberbitter is a warm season annual. The stems of chamber bitter are upright and grooved. The leaves are small and have smooth margins which are arranged oppositely on branchlets. Flowers are inconspicuous and form in warm weather. The fruit of chamber bitter is green and form on the underside of the branchlets. The seed explodes and spreads seeds in the surrounding area. Chamber bitter reproduces from seed. Chamber bitter is found from Texas to Florida and in the Tropics.

Herbicide Use

Repeated applications of growth regulator herbicides.


Germination Dates

Zone-7: June-JulyZone-8: June-JulyZone-9: MayZone-10: May-June