With the addition of berries that you can gather, i think there is a plan in motion to add a skill allowing you to identify whether it is poisonous or not. If medicinal plants, herbs and other stuff is added maybe make it so that you have to do a bit of research (i.e reading books) to even be able to properly tell the poisonous plants and herbs from the useful ones.
there is a bar located here: http://pzmap.crash-override.net/#0.5039357122890551,0.35944018607611095,45.02517242036277 Although it does not come with the back door to toss out the drunkards, but it comes with a sweet pool table.