Nor digged — Vine — dressers use to dig up and open the earth about the roots of the vines. The meaning is, I will remove my ministers, who used great care and diligence to make you fruitful. Thorns — I will give you up to your own lusts. No rain — I will deprive you of all my blessings.
Related Commentaries of Isaiah 5:6
Isaiah 5:6
6 And I will lay it waste: it shall not be pruned, nor digged; but there shall come up briers and thorns: I will also command the clouds that they rain no rain upon it.