applyMode JSON config key: The logic to apply, can be BONEMEAL (on bonemealing, default), SURFACE (natural surface world generation) or BOTH (bonemealing + world generation)
genDensity JSON config key: The amount of generation cycles for surface world generation, required when applyMode is SURFACE or BOTH
A highly-configurable modpack utility that modifies the way plants are spawned when bonemeal is applied on blocks, also an efficient surface foliage generator.