Grass is a bit different, especially when growing from seed. One grass that is a good lawn candidate and grown throughout the ...

Droughts can result in crops dying, causing terrible starvation. "This experiment here, these are rye grass seeds. These ones have had a good amount of water - enough for them to grow well.

To destroy survivors, use an alternative method (not glyphosate), such as cultivating or hand-roguing. If resistance is suspected, get plant or seed samples tested (the cause may not be resistance).