Serene Seasons - Gen Mod For Minecraft 1.15.2, 1.14.4

Modification called Serene Seasons 1.15.2-1.14.4 the mod can embed four seasons in your game, which will gradually and naturally replace each other. The grass and foliage will change their structure, and the weather will always match the time of year.

By default, the speed of the season change is quite fast, for example, one season changes in three game days. Biomes will become much more realistic and using shaders will turn your world into a very realistic game.
Mod for Minecraft 1.15.2 updated to version 3.0.66