I made this Greenhouse in my survival world and I built my moss farm right below. By flipping the lever shown in the third image, it activates the farm down below, so you can AFK above surrounded by all the greenery 🙂
Youtube video if that interests you! https://youtu.be/qThkYF-jn2w?si=Tw0XJtKB_SNU3Vd3
by Terrible-Cat72