A decoration for your planet, that displays a nice thick grove of trees. As of server 3.0400 generates a small amount of energy, can be upgraded to increase this resource production. You are allowed 9 of these buildings per planet.
You'll get a free plan for this when your seventh friend accepts their invitation to the game using the in-game invitation system.
Playing Tip: Unlike most other glyph buildings this building is upgradeable using regular resources. You can only upgrade this building 1 level above your university level via this mean to a maximum of level 30.