Tree Farm

"Master! We need wood to build our buildings! The citizens are destroying the natural forests nearby! We must make a tree farm!" Councilor 2016 Building Requirements
 * Name: Tree Farm
 * Tax Modifier: 220 (22,000 per object)
 * Size: 40*40
 * Protected by the server: No
 * Limit Per City: 1

Trees? That the people can access.