Barnyardgrass in an annual weed and can produce thousands of seeds, causing a massive infestation in lawns if it's left untreated. Pre-emergent herbicides can help kill and control this stubborn plant.
Broadleaf plantain is a summer weed that thrives in moist soils but can also establish in dry conditions. An herbicide with triclopyr or 2,4-D can help to control this weed in lawns and other turf sites.
Lawn burweed is a low-growing plant that develops tiny burs that are hard to see but can easily be felt. Using a pre-emergent in the fall is highly recommended to keep this weed from establishing in the grass.