I made an automatic wool farm. An observer detects when grass grows/is eaten and sends an output to a dispenser with a shear, which shears the sheep. Under the grass, there is
Tile-able slice of an automatic wool farm, no minecarts used in operation : r/Minecraft
cubfan135 on Twitter: "Fully Automatic Sheep Farm for Minecraft 1.14 based on short clip by @rockenroll4life earlier today. Might need to replace fences with blocks but still, easy Wool. https://t.co/dvIlQ4yC1D" / Twitter