Wood pastures are defined as having a tree cover of less than 30% and the trees are of open-grown character with wide deep crowns and short trunks.
Diffinnir coetir pori yn ardal sydd â gorchudd coed o lai na 30% ac mae cymeriad y coed yn debyg i rai sydd wedi tyfu mewn mannau agored a chanddynt gorunau dwfn llydan a boncyffion byr.