local aspectCountValue = 64 -- change to 0 for the turtle at the farm

while true do
  local m = peripheral.wrap("front")
  if m ~= nil then
    print("Jar detected")
    local aspectCount = m.getAspectCount("Herba")
    if aspectCount == aspectCountValue then
      print("Jar is full, sending to farm.")
      turtle.dig()
    else
      print("Jar isn't full. It only has " .. aspectCount .. ".")
    end
  else
    print("No Jar, check again in 60.")
  end
  sleep(60)
end