If a seed lacks a specific fertility (like Spice or Indigo) on your main island, you can purchase from NPC traders: Lord Northburgh : Sells northern seeds (Cider, Hemp, Wheat, Herbs, Grapes). Grand Vizier Al Zahir
: Highly recommended for long-term play. It features large islands with expansive flat land, ideal for reaching high population tiers like Noblemen. anno 1404 venice best map seeds full