Q.Quack Grass
Last year my husband tilled our yard and put hybrid bermuda grass seeds. Our lawn looks wonderful but our neighbors have nothing but quack grass which they rarely cut. Their seedlings blow into our yard and now. . . . you guessed it. . . . we have quack grass. Is there anyway to put some kind of barrier between our lawn and theirs?

Certified GKH Gardening Expert
Unfortunately, there may be little you can do to prevent seeds from blowing your way, other than politely asking your neighbor to mow more often (which depending on your relationship, may not be feasible), you may need to focus on control methods instead. While crack grass can be hard to control, it can be done. Here is more information:
https://www.gardeningknowhow.com/plant-problems/weeds/killing-quack-grass.htm