RIGHT! He acts like its candy. and when it starts to grow he loves the tops, lol. I am thinking the same, herbal remedy or addiction, lol.Especially this time of year when it has a sweeter taste to it. However, now that I think about it my ACD had some GI issues so maybe it was his "herbal remedy" to cure himself and make his gut feel better.
Dogs that go outside and eat grass do this for 2 reasons.
1. To get rid of the Acid in there system.
2. To get vit A & fiber in there stomach/system