You need to take the biomes in the order they are supposed to be:
1. Meadows
2. Black Forest
3. Swamp
4. Mountains
5. Plains
6... Mistlands, whenever it lands.

Here's a few tips on how to survive in Valheim. This is good for solo or multi-player.
https://steamcommunity.com/app/892970/discussions/0/5144805327259514367/