The first pilgrims who settled damn near died out because they adopted community ownership of the land and produce. It seemed like a good idea, consistent with Christian teaching and all. But they simply could not produce enough food to feed themselves that first winter.
Actually, Jamestown and the Plymouth Colonies were founded at the tail end of a 20 year drought that was one of the worst in recoded history for North America. This points out that no matter how good/bad your ideas/preparation, sometimes the game is rigged against you from the start.
Suprise, you arrive just in time to enjoy a period of solar flares that wipe your electronics back to TL 5. I bet they didn't see that coming.