Aggressive perennial weed with sharply pointed underground runners. Stems are very erect and stiff. Leaves folded or flat. Seedheads on stiff branches. Reproduces from underground runners primarily. Prefers moist sites. Very robust grassy weed.
Perennial sedge with narrow tipped leaves. Produces a yellowish-brown seedhead at the end of triangular shaped stems. Produces individual tubers that are not in chains like Purple Nutsedge. Reproduces primarily by tubers. Grows during warmer months.
Perennial weed that grows from a bulb with narrow somewhat glossy leaves. Leaves have a noticeable midrib. Produces a white flower with six petals. Grows during the cooler months of the year. Reproduces by seed and underground bulb.
Perennial grassy weed that forms a flat mat. Leaves are flat and smooth with stiff hairs along the edges. Seedheads with one to six branches on slender stalks. Seeds in pairs on lower side of branches. Reproduces from seed.
Grassy annual with broad, flat leaves that are covered in fine hairs. Stems have leaves along their entirety and are upright. Produces seedheads with ascending branches.
Grassy summer annual weed with short, wide leaf blades. Leaf blades are partly folded or creased near the tip. Name derives from the branch angles that form a “signal flag.” Growth is upright and spreads as plant matures. Reproduces annually from seed.
Perennial grassy weed that forms a flat clump with stems leaning from the center. Leaf blades and sheaths hairy and smooth with a fringe of stiff hairs along the margins. Reproduces by seeds from seedheads that have one to six branches.
Perennial grassy weed that forms a mat with flattened above ground runners. Leaf blades are rounded at the tips and smooth on both surfaces. Seedheads contain two to five spikes and are similar to crabgrass in appearance. Reproduces from seed and stolons. Prefers moist soil conditions.
Grassy annual weed that is tufted and prostrate in growth. Leaves have fine hairs on both surfaces. Produces a seedhead with two to nine finger like branches. Reproduces by seed.
Grassy summer annual that is tufted or prostrate. Leaves are smooth on both surfaces. Seedheads have two to six finger like branches. Reproduces by seed.