Chamberbitter (Phyllanthus urinaria) resembles a mimosa seedling. Chamberbitter (Phyllanthus urinaria) is also known as gripeweed, leafflower, or little mimosa. It is a warm-season, annual, broadleaf weed that emerges from warm soils beginning in early summer.

If you’re finding weeds that look like mimosa seedlings but you know the nearest mimosa tree is three blocks away, you’ve got a weed called chamberbitter. It’s sometimes called leaf flower or little mimosa. Once it’s invaded your yard, you might prefer its other name, gripeweed.

Chamberbitter (Phyllanthus urinaria) is also known as gripeweed or little mimosa. It is a warm-season, annual, broadleaf weed that emerges from warm soils beginning in early summer. It reproduces by seeds, which are found in the green, warty-like fruit attached to the underside of the branch.

Chamberbitter (Phyllanthus urinaria) is a member of the Spurge family (Euphorbiaceae), sometimes referred to as gripeweed, leafflower, or little mimosa. It is native to Asia, but has found its way across the southeast and into Texas.

Chamberbitter is a medium-height, broadleaf, warm-season annual weed. It is also known as little mimosa, leafflower, or gripeweed. Chamberbitter grows easily in many areas and can compete with desirable plants for nutrients.