Sherburn Hill

Site of Special Scientific Interest · 54.7698, -1.4877

Also within

Durham County

Condition (Natural England)

Favourable (1)
UnitFeatureConditionArea (ha)Assessed
NZ330417 Favourable 19.17 2011-07-26

Geology & landscape

Mining / Industrial: Quarry · Rock Type: Limestone

Description

Area, 16.7 ha. 41.2 ac. Description A large part of the Magnesian Limestone escarpment of County Durham has been affected by quarrying and an intensification of agriculture, with the result that Sherburn Hill is one of the few surviving sites on the escarpment supporting semi natural Magnesian Limestone vegetation. The wide range of habitats at this site includes primary and some secondary grasslands, scrub and small areas of secondary woodland. Magnesian Limestone grasslands dominated by blue moor grass Sesleria caerulea are of key importance at this site as these grasslands are only to be found within Britain at a small number of sites in the counties of Durham and Tyne and Wear. A large range of plant species characteristic of limestone soils are to be found at Sherburn Hill, including glaucous sedge Carex flacca, quaking grass Briza media, meadow oat grass Avenula pratensis, rock rose Helianthemum nummularium, wild thyme Thymus praecox and fragrant orchid Gymnadenia conopsea, whilst sea plantain Plantago maritima is locally abundant in the grasslands on the edge of calcined limestone spoil heaps. Other local limestone grassland species recorded included columbine Aquilegia vulgaris and hairy rock cress Arabis hirsuta. Due to the absence of grazing a large part of the site has become invaded by scrub dominated by hawthorn Crataegus monogyna, common gorse Ulex europaeus and a number of rose species Rosa spp. Locally, natural succession is leading to the development of secondary ash woodland. This site supports one of the largest populations of the Durham argus butterfly Aricia artaxerxes salmacis in the County and the rare cistus Forester moth Pocris geryon is also recorded. Other Information 1. This is a new site. 2. Magnesian Limestone is itself restricted to a narrow belt between Nottingham and Durham. The most extensive associated areas of semi natural grassland occur in south east Tyneside and County Durham, although even here quarrying and agricultural intensification has reduced the overall area with the result that good examples of Magnesian Limestone grassland, as at Sherburn Hill, tend to be small in area and fragmented.

Species mentioned

English name
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Latin name
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IUCN / Red List Type Family
northern brown Aricia artaxerxes VU butterfly lycaenidae
meadow oat grass Avenula pratensis Not listed in GB list grass poaceae
quaking grass Briza media VU grass poaceae
blue moor grass Sesleria caerulea LC grass poaceae
columbine Aquilegia vulgaris LC herb ranunculaceae
hairy rockcress Arabis hirsuta VU herb brassicaceae
fragrant orchid Gymnadenia conopsea NT herb orchidaceae
rock roses Helianthemum nummularium VU herb cistaceae
sea plantain Plantago maritima LC herb plantaginaceae
creeping thyme Thymus praecox Not listed in GB list herb lamiaceae
glaucus sedge Carex flacca LC sedge cyperaceae
hawthorn Crataegus monogyna LC shrub rosaceae
gorse Ulex europaeus LC shrub leguminosae

Plant communities

W20 — Montane scrub

Salix lapponum-Luzula sylvatica scrub

Salix arbuscula, Salix cinerea, Salix lapponum, Salix myrsinites, Salix phylicifolia, Salix reticulata, Empetrum nigrum, Calluna vulgaris, Salix lanata, Vaccinium myrtillus, Vaccinium uliginosum, Carex atrata, Carex bigelowii, Carex binervis, Carex flacca, Luzula multiflora, Luzula sylvatica, Huperzia selago, Selaginella selaginoides, Aulacomnium palustre, Mnium hornum, Philonotis fontana, Plagiomnium undulatum, Rhizomnium punctatum, Dicranum bonjeanii, Dicranum majus, Dicranum scoparium, Fissidens adianthoides, Racomitrium lanuginosum, Calliergonell cuspidatum, Ctenidium molluscum, Hylocomium splendens, Hypnum callichroum, Hypnum cupressiforme, Palustriella commutatum, Plagiothecium denticulatum, Plagiothecium undulatum, Pleurozium schreberi, Ptilium crista-castrensis, Rhytidiadelphus loreus, Rhytidiadelphus squarrosus, Rhytidiadelphus triquetrus, Sanionia uncinata, Scorpidium revolvens, Thuidium tamariscinum, Atrichum undulatum, Polytrichastrum alpinum, Sphagnum capillifolium, Sphagnum fallax, Sphagnum girgensohnii, Sphagnum palustre, Sphagnum russowii, Sphagnum squarrosum, Sphagnum subnitens, Sphagnum teres, Barbilophozia barbata, Chiloscyphus polyanthos, Diplophyllum albicans, Lophocolea bidentata, Plagiochila porelloides, Ptilidium ciliare, Scapania undulata, Cladonia squamosa, Peltigera canina, Angelica sylvestris, Caltha palustris, Hieraclium spp., Saussurea alpina, Solidago virgaurea, Campanula rotundifolia, Succisa pratensis, Valeriana officinalis, Rhodiola rosea, Vaccinium vitis-idaea, Thymus praecox, Epilobium anagallidifolium, Dactylorhiza viridis, Euphrasia officinalis, Rhinanthus minor, Oxalis acetosella, Oxyria digyna, Polygonum viviparum, Rumex acetosa, Anemone nemorosa, Ranunculus acris, Thalictrum alpinum, Alchemilla alpina, Alchemilla glabra, Filipendula ulmaria, Geum rivale, Galium boreale, Galium saxatile, Saxifraga aizoides, Saxifraga hypnoides, Saxifraga oppositifolia, Saxifraga stellaris, Viola riviniana, Agrostis canina, Agrostis capillaris, Anthoxanthum odoratum, Deschampsia cespitosa, Deschampsia flexuosa, Festuca ovina, Festuca rubra, Nardus stricta, Dryopteris dilatata, Phegopteris connectilis

W21 — Hedgerow scrub, Mixed scrub

Crataegus monogyna-Hedera helix scrub

Hedera helix, Salix cinerea, Acer pseudoplatanus, Ilex aquifolium, Betula pendula, Corylus avellana, Fagus sylvatica, Quercus robur, Fraxinus excelsior, Malus sylvestris, Sorbus aria, Taxus baccata, Ulmus glabra, Ulmus procera, Sambucus nigra, Viburnum lantana, Euonymus europaeus, Cornus sanguinea, Juniperus communis, Ligustrum vulgare, Clematis vitalba, Rhamnus cathartica, Crataegus laevigata, Crataegus monogyna, Prunus spinosa, Juncus effusus, Plagiomnium undulatum, Brachythecium rutabulum, Kindbergia praelonga, Rhynchostegium confertum, Tamus communis, Heracleum sphondylium, Torilis japonica, Arum maculatum, Arctium minus, Cirsium arvense, Lonicera periclymenum, Moehringia trinervia, Silene dioica, Stellaria graminea, Stellaria holostea, Stellaria media agg., Calystegia sepium, Mercurialis perennis, Geranium robertianum, Iris foetidissima, Glechoma hederacea, Lamium purpureum, Origanum vulgare, Stachys sylvatica, Teucrium scorodonia, Allium ursinum, Hyacinthoides non-scripta, Circaea lutetiana, Rumex sanguineus, Anemone nemorosa, Ranunculus repens, Fragaria vesca, Geum urbanum, Potentilla sterilis, Poterium sanguisorba, Rosa arvensis, Rosa canina, Rubia peregrina, Rubus fruticosus agg., Galium aparine, Urtica dioica, Viola riviniana, Anisantha sterilis, Arrhenatherum elatius, Brachypodium pinnatum, Brachypodium sylvaticum, Bromopsis erecta, Dactylis glomerata, Elytrigia repens, Holcus lanatus, Holcus mollis, Poa trivialis, Asplenium scolopendrium, Pteridium aquilinum, Dryopteris filix-mas

W22 — Hedgerow scrub, Mixed scrub

Prunus spinosa-Rubus fruticosus scrub

Hedera helix, Acer campestre, Corylus avellana, Ulex europaeus, Prunus spinosa, Plagiomnium undulatum, Brachythecium rutabulum, Eurhynchium striatum, Kindbergia praelonga, Thuidium tamariscinum, Atrichum undulatum, Lophocolea bidentata, Achillea millefolium, Cardamine flexuosa, Lonicera periclymenum, Moehringia trinervia, Silene dioica, Silene uniflora, Stellaria media agg., Mercurialis perennis, Geranium robertianum, Stachys sylvatica, Teucrium scorodonia, Hyacinthoides non-scripta, Oxalis acetosella, Digitalis purpurea, Plantago lanceolata, Veronica chamaedrys, Armeria maritima, Rumex acetosa, Filipendula ulmaria, Geum urbanum, Rosa canina, Rubus fruticosus agg., Rubus idaeus, Galium aparine, Urtica dioica, Viola riviniana, Agrostis capillaris, Brachypodium sylvaticum, Dactylis glomerata, Festuca rubra, Holcus lanatus, Holcus mollis, Poa trivialis, Asplenium scolopendrium, Pteridium aquilinum, Dryopteris borreri, Dryopteris filix-mas