random_tick_speed
integerJava 26.2 & Bedrock 26.32Controls how many random block ticks occur per game tick. Higher values speed up crop growth, fire spread, grass spreading, and leaf decay. Set to 0 to disable all random block ticks.
Common values
0OffNo random block ticks. Crops don't grow, fire doesn't spread, leaves don't decay.
Java
/gamerule random_tick_speed 0Bedrock
/gamerule randomtickspeed 03DefaultStandard crop growth and game behavior.
Java
/gamerule random_tick_speed 3Bedrock
/gamerule randomtickspeed 310Fast growth3× faster crop growth and block ticking. Good for farms.
Java
/gamerule random_tick_speed 10Bedrock
/gamerule randomtickspeed 101000Ultra fastExtremely fast block ticking — crops mature almost instantly.
Java
/gamerule random_tick_speed 1000Bedrock
/gamerule randomtickspeed 1000Bedrock uses randomtickspeed (all-lowercase, no separators).
Default: 3. Restore with /gamerule random_tick_speed 3
What random_tick_speed does
Controls how many random block ticks occur per game tick. Higher values speed up crop growth, fire spread, grass spreading, and leaf decay. Set to 0 to disable all random block ticks.
Frequently asked questions
- What happened to randomTickSpeed?
- Renamed to random_tick_speed in Java snapshot 25w44a. Bedrock uses /gamerule randomtickspeed 10.
- Does random_tick_speed affect mob spawning?
- No — mob spawning has its own internal rate controlled by spawn_mobs.