Nutsedge is one of the toughest weeds to control in a lawn or landscape. To further confuse matters, there are two kinds: purple nutsedge and yellow nutsedge.

The kind of nutsedge you have might determine how you’ll control it.

Here are some links and images to help:

Yellow vs Purple Nutsedge

purple nutsedge – chain of rhizomes (yellow nutsedge does not form a chain)