Swanton Novers Woods

Site of Special Scientific Interest · 52.8400, 0.9892

Also within

Norfolk County

Condition (Natural England)

Unfavourable Recovering (4)
UnitFeatureConditionArea (ha)Assessed
TF987328 Unfavourable Recovering 18.62 2024-10-29
TG007315 Unfavourable Recovering 7.84 2024-10-30
TG008333 Unfavourable Recovering 4.69 2024-10-29
TG014311 Unfavourable Recovering 51.89 2024-10-29

Geology & landscape

Rock Type: Glacial Till

Landscape processes: Glacial

Description

Area, 83.36 ha. 205 98 ac. Description This site consists of four blocks of ancient woodland, almost certainly all of primary origin. Together they are considered to form one of the most important group of woods in the country, embracing between them an exceptional range of woodland stand types, several of which are uncommon nationally. The woodland flora is particularly diverse and a number of local and uncommon species occur, including a national rarity. Bryophytes, fungi and epiphytic lichens are well represented with uncommon species present. There is a particularly diverse population of breeding birds and invertebrate fauna is also of considerable interest. Situated on a plateau of acidic glacial sands and gravels overlying calcareous boulder clay, which reaches the ground surface only locally, the woods are a mixture of high forest and coppice with standards, with small blocks of more recent plantation. On the well drained acid sands plateau oak woodland is present. In Barney, Guybons and Little Woods pedunculate oak Quercus robur is associated with birches Betula spp and hazel Corylus avellana. In Swanton great Wood sessile oak Quercus petraea is the more abundant. This occurs as high forest stands over a ground flora dominated by bracken Pteridium aquilinum or the moss Leucobryum glaucum. The natural occurrence of both oak species and the presence of extensive stands of oak coppice under oak stands are both features unique in East Anglia. A large area of sessile oak lime coppice with standards woodland also occurs with a ground flora dominated by dog’s mercury Mercurialis perennis and bluebell Hyacinthoides non-scripta. Other species present include great wood rush Luzula sylvatica, lily of the valley Convallaria majalis and the nationally rare May lily Maianthemum bifolium.

Species mentioned

English name
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Latin name
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IUCN / Red List Type Family
bracken Pteridium aquilinum LC fern dennstaedtiaceae
lilly of the valley Convallaria majalis LC herb liliaceae
bluebell Hyacinthoides non-scripta LC herb liliaceae
May lily Maianthemum bifolium VU herb liliaceae
dog's mercury Mercurialis perennis LC herb euphorbiaceae
large white moss Leucobryum glaucum LC moss dicranales
great wood rush Luzula sylvatica LC rush juncaceae
hazel Corylus avellana LC tree corylaceae
sessile or durmast oak Quercus petraea LC tree fagaceae
common oak Quercus robur LC tree fagaceae

Plant communities

W25 — Bracken scrub

Pteridium aquilinum-Rubus fruticosus underscrub

Hedera helix, Acer pseudoplatanus, Fagus sylvatica, Quercus robur, Fraxinus excelsior, Sambucus nigra, Ulex europaeus, Crataegus monogyna, Prunus spinosa, Luzula multiflora, Mnium hornum, Brachythecium rutabulum, Kindbergia praelonga, Angelica sylvestris, Conopodium majus, Heracleum sphondylium, Arum maculatum, Cirsium arvense, Lonicera periclymenum, Silene dioica, Stellaria holostea, Mercurialis perennis, Geranium robertianum, Glechoma hederacea, Teucrium scorodonia, Hyacinthoides non-scripta, Chamerion angustifolium, Circaea lutetiana, Digitalis purpurea, Rumex acetosa, Anemone nemorosa, Ficaria verna, Potentilla erecta, Rosa arvensis, Rosa canina, Rubus fruticosus agg., Rubus idaeus, Galium aparine, Galium mollugo sens.lat., Galium saxatile, Urtica dioica, Viola riviniana, Agrostis capillaris, Anthoxanthum odoratum, Arrhenatherum elatius, Dactylis glomerata, Festuca rubra, Holcus lanatus, Holcus mollis, Poa trivialis, Pteridium aquilinum, Dryopteris dilatata, Dryopteris filix-mas