tree_1:
  id: 1
  name: Oak
  owner_id: 1
  created_at: 2010-02-11 11:00:00
  updated_at: 2010-02-11 11:00:00

tree_2:
  id: 2
  name: Mapple
  owner_id: 2
  created_at: 2010-02-15 21:00:00
  updated_at: 2010-02-15 21:00:00

tree_3:
  id: 3
  name: Mapple
  owner_id: 2
  created_at: 2012-04-11 12:00:00
  updated_at: 2012-04-11 12:00:00

tree_4:
  id: 4
  name: Oak
  owner_id: 2
  created_at: 2015-06-18 09:00:00
  updated_at: 2015-06-18 09:00:00

tree_5:
  id: 5
  name: Oak
  owner_id: 3
  created_at: 2014-06-18 09:00:00
  updated_at: 2014-06-18 09:00:00