Common lawn weeds are inevitable but identifying them correctly can help to get rid of them, especially if they look quite similar to others, like crabgrass.

"Fielding Questions" columnist Don Kinzler also answers questions about spraying newly seeded grass and dealing with quackgrass in raspberries.

This quackgrass is very dense in a few large patches of our lawn, and it is slowly creeping in so small clumps are now interspersed even amongst our good grass.

Quackgrass arrived in the United States from Europe and Asia in the 1600s, accidentally via seeds, according to the United States Department of Agriculture. The unwanted grass is mentioned as ...

Gardening columnist Don Kinzler identifies a yellow plant that has flourished here in recent years and writes about the causes of yellow tops on tomatoes and how to treat quackgrass.

Few garden tasks are as gratifying as ripping out my nemesis, quackgrass, an aggressive perennial grass that spreads by seed and by rhizomes. In the past, I’ve attempted to eradicate this grass ...

Quackgrass has a few other names including quick grass, devil’s grass, dog grass, quitch, scotch, Medusa’s head, twitch, witch grass and couch grass. Who comes up with these names?

Remove Quackgrass Manually Since there is no selective herbicide meant to kill quackgrass in cool-season lawns (without harming the grass), you will have to dig quackgrass out of your lawns.

Crabgrass is one of the most-feared weeds out there, but have you ever seen its doppelgangers? Follow our tips to identify ...

Quackgrass is described in many references as “an aggressive perennial grass.” That’s probably an understatement. This weed is aggressive because of the sharp, pointed rhizomes (underground ...

Quackgrass (Elytrigia repens) is a rhizomatous perennial that spreads by seeds and rhizomes. Quackgrass is a highly competitive agricultural weed that can significantly reduce crop yields and ...

Quackgrass densities of 50 and 100 heads per m2 reduced seed yields by 56 and 74%, respectively. The economic threshold density was 3 quackgrass heads per m2. The most effective herbicide treatments, ...