Dallington Forest is a biological Site of Special Scientific Interest (SSSI) east of Heathfield in East Sussex. The SSSI is part of the larger Dallington Forest. The Willingford Stream has cut through forest, creating a steep sided valley with a warm and moist microclimate and the woodland in the valley is the main feature of the site. In the north beech and

oak An oak is a tree or shrub in the genus ''Quercus'' (; Latin "oak tree") of the beech family, Fagaceae. There are approximately 500 extant species of oaks. The common name "oak" also appears in the names of species in related genera, notably ''L ...

are dominant, whereas in the south there is very little beech and the main trees are oak,

birch A birch is a thin-leaved deciduous hardwood tree of the genus ''Betula'' (), in the family Betulaceae, which also includes alders, hazels, and hornbeams. It is closely related to the beech- oak family Fagaceae. The genus ''Betula'' contains ...

and hazel. In the bottom of the valley there are stands of

alder Alders are trees comprising the genus ''Alnus'' in the birch family Betulaceae. The genus comprises about 35 species of monoecious trees and shrubs, a few reaching a large size, distributed throughout the north temperate zone with a few sp ...

References

{{SSSIs East Sussex Sites of Special Scientific Interest in East Sussex Burwash