This is as close as you get to a one tree survival island: a two tree survival island! One oak tree and one birch tree and deep ocean. For Minecraft PE/Bedrock Edition.
Massive Minecraft PE Jungle Island Seed
In this Minecraft PE island seed you spawn on a massive jungle island. Beaches, turtles, jungle and a jungle temple await. For Minecraft PE/Bedrock versions 1.5, 1.6, 1.7 and higher.
Island on Edge of Large Iceberg Field
Spawn on an island surrounded by icebergs in this Minecraft PE Seed. You’ve got turtles and polar beaars for company, too. A Minecraft PE/Bedrock seed.
MCPE Floating Village Seed
Village seeds are cool. Island seeds are cool. What’s better? How about a Minecraft PE Seed (Bedrock Seed) with a village that takes up the majority of the island and then some.