I was semi lucky that I have a lot of sand and just starting the winter planting season so I was able to hand broadcast winter grass seed right before a rain and have nice green yards quickly. 

In that case, you and said tenant will have to mutually decide what's best for each of you and the rest of the upstanding tenants who suffer from all the party noise.Now that's where "disgruntled" coming in to play when the music comes blaring into the next door neighbors walls when he/she is trying to get some sleep before waking up and going to work at LAX at 5am..  ;-)I hope this made sense. 

As the OP knows, suffering from mental issues doesn't mean they are incompetent to act, competency is a requirement for a party to contract.

In the early 2000's, some urban pioneers, started staging a comeback, but it suffered a setback in the 2007-2011 crash.

What if they build a tire recycling plant near your house or a prison ?  

Mulch and plastic in planting boxes/around trees.

A planting of bushes and trees and a call to the city fixed that.The City ticketed them for not having all 4 wheels of their vehicle(s) on paved surfaces.

All of the grass and all of the extensive and beautiful flowering plants were dead.

Any book on house plants will probably be good for the indoors.

You would suffer no financial loss with a claim, and would only get financial gain by being paid out on a claim.