A minecraft mod that increases crop/plant random tick rates if they're exposed to rain (crops/plants will not grow faster if the rain cannot hit them). The tick rate can be adjusted with the gamerule randomCropRainTickSpeed. The default random tick speed is 4.
Affected Plants:
Rain Growth is a server side mod that also works in singleplayer
⚠️This is a Fabric only and there are no plans to make a forge version. 
No files available for download.