Unpruned.

That has not been lopped (in various senses of lop, v.1); uncut, unpruned.

Not deprived of branches.

Chiefly of woody plants: not trimmed by cutting or lopping.

Of a hedge: not maintained by having its branches trimmed and interwoven; allowed to grow upwards naturally. Cf. lay, v.1 6b.

Not made trim by cutting, pruning, or otherwise reducing to shape.

Unlopped.

Of a tree: not pollarded.