Vineyards: Laws Respecting: Not to be Cultivated in the Sabbatical Year
Source: TTT
Exodus 23:11
but in the seventh year you must let it rest and lie fallow, so that the poor among your people may eat from the field and the wild animals may consume what they leave. Do the same with your vineyard and olive grove.
Leviticus 25:4
But in the seventh year there shall be a Sabbath of complete rest for the land—a Sabbath to the LORD. You are not to sow your field or prune your vineyard.