1 to 15 (The data value is incremented at random intervals.When it becomes 15, a new cactus block is created on top as long as the total height does not exceed 3.)
Minecraft — Item IDs
The data value is incremented at random intervals.When it becomes 15, a new cactus block is created on top as long as the total height does not exceed 3.
Syntax
The data value is incremented at random intervals.When it becomes 15, a new cactus block is created on top as long as the total height does not exceed 3.
Example
The data value is incremented at random intervals.When it becomes 15, a new cactus block is created on top as long as the total height does not exceed 3.
💡 Notes
Found on Java Edition data values/Pre-flattening