What is the collective noun for vineyards?

There isn't a single, widely accepted collective noun for vineyards. However, here are some options you can use, depending on the context:

Formal/Descriptive:

* A plantation of vineyards

* A collection of vineyards

* A grouping of vineyards

* A swathe of vineyards

* A sea of vineyards

More poetic/figurative:

* A tapestry of vineyards

* A vineyard landscape

* A vineyard valley

* A vineyard region

Ultimately, the best collective noun will depend on the specific situation and the desired tone. You can even create your own!