But as you play through the game, the threats get more and more dangerous over time. Part of that process involves growing food and making the colony completely self-sufficient as far as production is concerned. The central goal of RimWorld is to establish a colony and keep it safe and secure from any threats that might seek to destroy it and it’s inhabitants. Rimworld Hydroponics Layout Guide A Simple Colony. The Optimal RimWorld Hydroponics Layout.How To Unlock Hydroponics Basin RimWorld?.