Found this free "blue house" by Birdman at
https://sharecg.com/. Birdman has some great stuff (cars too!) His models are mostly 3ds format, easy convert to obj in Blender or Anim8or, free 3d software modeler finally back in use.
Free whiteflower from forum File Sharing.
One of Dune's free grasses. Planetside free generic tree tgo.