Many achievements in Beast of Reincarnation are quite tedious to complete, and the Green Thumb trophy is one of them. The requirement for this achievement is to collect all crop seedlings. First up are soybeans and rice; you can find the soybean seedling in a cave near the rice paddies in the eastern area of the map.
How to Earn the Green Thumb Trophy in Beast of Reincarnation
1. Crop Seedling - Soybean 01