Tree-rings of this kind were a feature of estate improvement in Ireland, typically laid out during the eighteenth or nineteenth century as ornamental elements within a broader scheme of landscaping. Unlike a woodland or shelter belt planted for practical reasons, a tree-ring was intended to be seen, often positioned on a rise or a prominent swell in the ground so that its silhouette would read clearly against the sky.

The practice of designing landscapes around such plantings was closely associated with the culture of the Anglo-Irish landed estate, where landowners looked to English and continental European models of parkland improvement. A tree-ring might frame a view, mark a boundary in a visually satisfying way, or simply signal that the land had been shaped by taste rather than left to function alone. At Knockauncarragh, the survival of this feature in any recognisable form points to a landscape that was once managed with some deliberateness, even if the wider estate context has since faded or disappeared entirely.