If you have dallisgrass in your yard, then you will certainly see it by now. Dallisgrass (Paspalum dilatatum) is a monocot, perennial weed species that if left unchecked can become a big problem. In unmowed lawns, the terminal stalks can grow up to 5 feet tall. The weed is clumping with grayish-green color leaf blades and stalks that resembles crabgrass to a certain extent.
The seedhead...