Agriculture
The science or practice of farming, including cultivation of the soil for the growing of crops and the rearing of animals to provide food, materials, and other products.
1: You know most plants need water.
2: You would honestly make a great shepherd.
3: You could name common plants and where to find them.
4: Your knowledge of flora and irrigation is pretty extensive.
5: You could teach botany and farming techniques at the Royal University of Canaan.
6: You could probably land a job as the gardener of Eden.