Great Wood

Site of Special Scientific Interest · 54.5819, -3.1245

Condition (Natural England)

Unfavourable Recovering (1)
UnitFeatureConditionArea (ha)Assessed
NY274211 Unfavourable Recovering 48.59 2021-06-08

Geology & landscape

Landscape processes: Volcanic / Igneous

Description

Area, 43.3 hectares 107.0 ac Description great Wood lies on the eastern shore of Derwent Water just south of the town of Keswick. Only part is scheduled as an SSSI as much of the remaining area is now managed as coniferous woodland. great Wood forms part of the Borrowdale woodland complex, an internationally important series of western hill woodlands with a flora rich in 'oceanic' bryophytes and lichens. great Wood itself is renowned for its outstanding assemblage of lichens but it also contains other species and features of note. Rocks of the Borrowdale Volcanic Series underlie most of great Wood. These rocks tend to be acidic but contain bands that are more base rich. On more acid soils sessile oak woodland, with some birch and hazel, predominates. However, great Wood is noted especially for its fine stands of ash or ash and wych elm woodland which occur on the more base rich soils; and for patches of alder woodland in the wetter areas. wavy hair and sweet vernal grasses Deschampsia flexuosa and Anthoxanthum odoratum dominate the field layer of the acid oak woodland while the ash/elm wood contains abundant false brome Brachypodium sylvaticum. The more herb rich flora here includes rare plants such as touch me not balsam Impatiens nolitangere, a species with its British headquarters in the Lake District and wood fescue Festuca altissima. At least one hundred lichen species have been recorded in great Wood which makes it the third richest known locality for lichens in northern England. Arboreal lichens and especially large foliose species are particularly important, for example three Lobaria species occur in an abundance unparalleled in northern England and there are many other rare species such as Arthopyrenia cinereo pruinosa. This rich lichen flora is largely confined to the lower and drier parts of the wood giving it a southern character. The bryophytes too are typically rather southern or lowland in character. Above the upper margin of the oak woodland there is a line of cliffs on which a number of interesting vascular plant species grow. These include columbine Aquilegia vulgaris, Wilson's filmy fern Hymenophyllum wilsonii and orpine Sedum telephium. On top of these cliffs are open areas of heath and acidic grassland, bracken and patches of birch woodland with some larch.

Species mentioned

English name
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Latin name
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IUCN / Red List Type Family
Wilson's filmy-fern Hymenophyllum wilsonii VU fern hymenophyllaceae
sweet vernal grass Anthoxanthum odoratum LC grass poaceae
wood false brome Brachypodium sylvaticum LC grass poaceae
wavy hair grass Deschampsia flexuosa Not listed in GB list grass poaceae
wood fescue Festuca altissima Not listed in GB list grass poaceae
columbine Aquilegia vulgaris LC herb ranunculaceae
touch me not balsam Impatiens nolitangere Not listed in GB list herb balsaminaceae
orpine Sedum telephium Not listed in GB list herb crassulaceae

Plant communities

W10 — Atlantic oak wood, Lowland dry oak and birch wood, Lowland mixed oak and ash wood, Wood pasture

Quercus robur-Pteridium aquilinum-Rubus fruticosus woodland

Hedera helix, Acer pseudoplatanus, Ilex aquifolium, Betula pendula, Betula pubescens, Carpinus betulus, Corylus avellana, Fagus sylvatica, Castanea sativa, Quercus hybrid, Quercus petraea, Quercus robur, Tilia cordata, Tilia x europaea, Fraxinus excelsior, Larix decidua, Pinus nigra, Pinus sylvestris, Pseudotsuga menziesii, Malus sylvestris, Prunus avium, Sorbus aucuparia, Alnus glutinosa, Populus tremula, Taxus baccata, Ulmus glabra, Sambucus nigra, Viburnum lantana, Viburnum opulus, Rhododendron ponticum, Vaccinium myrtillus, Cytisus scoparius, Ulex europaeus, Ligustrum vulgare, Crataegus laevigata, Crataegus monogyna, Prunus spinosa, Carex sylvatica, Juncus effusus, Luzula multiflora, Luzula pilosa, Luzula sylvatica, Mnium hornum, Plagiomnium rostratum, Plagiomnium undulatum, Ceratodon purpureus, Dicranella heteromalla, Dicranoweisia cirrata, Dicranum scoparium, Amblystegium serpens, Brachythecium rutabulum, Eurhynchium striatum, Hypnum cupressiforme, Isothecium myosuroides, Kindbergia praelonga, Plagiothecium denticulatum, Plagiothecium undulatum, Pseudoscleropodium purum, Pseudotaxiphyllum elegans, Thuidium tamariscinum, Atrichum undulatum, Polytrichum formosum, Lophocolea bidentata, Pellia epiphylla, Narcissus pseudonarcissus, Aegopodium podagraria, Anthriscus sylvestris, Conopodium majus, Heracleum sphondylium, Sanicula europaea, Jacobaea vulgaris, Solidago virgaurea, Lonicera periclymenum, Silene dioica, Stellaria holostea, Stellaria media agg., Euphorbia amygdaloides, Mercurialis perennis, Corydalis claviculata, Geranium robertianum, Ajuga reptans, Glechoma hederacea, Lamiastrum galeobdolon, Stachys sylvatica, Teucrium scorodonia, Hyacinthoides non-scripta, Chamerion angustifolium, Circaea lutetiana, Oxalis acetosella, Digitalis purpurea, Veronica chamaedrys, Rumex acetosa, Rumex sanguineus, Lysimachia nemorum, Lysimachia nummularia, Primula vulgaris, Anemone nemorosa, Ficaria verna, Ranunculus repens, Fragaria vesca, Potentilla sterilis, Rosa canina, Rubus fruticosus agg., Rubus idaeus, Galium aparine, Galium odoratum, Galium saxatile, Melanpyrum pratense, Urtica dioica, Viola riviniana, Agrostis capillaris, Anthoxanthum odoratum, Arrhenatherum elatius, Brachypodium sylvaticum, Bromopsis ramosa, Dactylis glomerata, Deschampsia cespitosa, Deschampsia flexuosa, Festuca ovina, Holcus lanatus, Holcus mollis, Melica uniflora, Milium effusum, Poa nemoralis, Poa trivialis, Blechnum spicant, Pteridium aquilinum, Dryopteris borreri, Dryopteris dilatata, Dryopteris filix-mas, Thelypteris limbosperma, Athyrium filix-femina

W11 — Altantic hazel wood, Atlantic oak wood, Caledonian forest, Upland birch wood, Wood pasture

Quercus petraea-Betula pubescens-Oxalis acetosella woodland

Acer campestre, Ilex aquifolium, Betula pendula, Betula pubescens, Corylus avellana, Fagus sylvatica, Quercus hybrid, Quercus petraea, Quercus robur, Fraxinus excelsior, Larix decidua, Sorbus aucuparia, Calluna vulgaris, Erica cinerea, Juniperus communis, Vaccinium myrtillus, Cytisus scoparius, Crataegus monogyna, Rubus saxatilis, Carex pilulifera, Luzula campestris, Luzula multiflora, Luzula pilosa, Luzula sylvatica, Mnium hornum, Plagiomnium affine, Plagiomnium undulatum, Dicranum majus, Dicranum scoparium, Cirriphyllum piliferum, Eurhynchium striatum, Hylocomium splendens, Hypnum cupressiforme, Isothecium myosuroides, Kindbergia praelonga, Loeskeobryum brevirostre, Plagiothecium denticulatum, Plagiothecium undulatum, Pleurozium schreberi, Pseudoscleropodium purum, Rhytidiadelphus loreus, Rhytidiadelphus squarrosus, Rhytidiadelphus triquetrus, Thuidium tamariscinum, Atrichum undulatum, Polytrichum commune, Polytrichum formosum, Polytrichum longisetum, Sphagnum capillifolium, Diplophyllum albicans, Lophocolea bidentata, Plagiochila asplenioides, Plagiochila spinulosa, Angelica sylvestris, Conopodium majus, Campanula rotundifolia, Lonicera periclymenum, Succisa pratensis, Cerastium fontanum, Stellaria holostea, Pyrola minor, Vaccinium vitis-idaea, Lathyrus montanus, Geranium robertianum, Hypericum pulchrum, Ajuga reptans, Teucrium scorodonia, Convallaria majalis, Hyacinthoides non-scripta, Oxalis acetosella, Digitalis purpurea, Veronica chamaedrys, Veronica officinalis, Rumex acetosa, Lysimachia nemorum, Primula vulgaris, Trientalis europaea, Anemone nemorosa, Ranunculus acris, Ranunculus repens, Potentilla erecta, Rubus fruticosus agg., Rubus idaeus, Galium aparine, Galium saxatile, Melanpyrum pratense, Viola riviniana, Agrostis capillaris, Agrostis vinealis, Anthoxanthum odoratum, Brachypodium sylvaticum, Deschampsia cespitosa, Deschampsia flexuosa, Festuca ovina, Festuca rubra, Holcus lanatus, Holcus mollis, Poa pratensis, Poa trivialis, Blechnum spicant, Pteridium aquilinum, Dryopteris borreri, Dryopteris dilatata, Dryopteris filix-mas, Thelypteris limbosperma, Athyrium filix-femina

W16 — Atlantic oak wood, Lowland dry oak and birch wood, Wood pasture

Quercus spp.-Betula spp.-Deschampsia flexuosa woodland

Hedera helix, Acer pseudoplatanus, Ilex aquifolium, Betula pendula, Betula pubescens, Corylus avellana, Fagus sylvatica, Castanea sativa, Quercus hybrid, Quercus petraea, Quercus robur, Pinus sylvestris, Sorbus aria, Sorbus aucuparia, Populus tremula, Calluna vulgaris, Erica cinerea, Rhododendron ponticum, Vaccinium myrtillus, Ulex europaeus, Ulex gallii, Frangula alnus, Crataegus monogyna, Luzula sylvatica, Mnium hornum, Orthodontium lineare, Pohlia nutans, Campylopus flexuosus, Campylopus pyriformis, Dicranella heteromalla, Dicranodontium denudatum, Dicranoweisia cirrata, Dicranum fuscescens, Dicranum scoparium, Leucobryum glaucum, Hypnum cupressiforme, Hypnum jutlandicum, Isothecium myosuroides, Kindbergia praelonga, Plagiothecium denticulatum, Plagiothecium nemorale, Plagiothecium succulentum, Plagiothecium undulatum, Pleurozium schreberi, Pseudoscleropodium purum, Pseudotaxiphyllum elegans, Rhytidiadelphus loreus, Rhytidiadelphus triquetrus, Thuidium tamariscinum, Tetraphis pellucida, Barbilophozia attenuata, Barbilophozia floerkei, Calypogeia fissa, Calypogeia trichomanis, Cephalozia bicuspidata, Gymnocolea inflata, Lepidozia reptans, Lophocolea bidentata, Lophocolea heterophylla, Cladonia coccifera, Cladonia coniocraea, Cladonia fimbriata, Cladonia polydactyla, Cladonia squamosa, Solidago virgaurea, Lonicera periclymenum, Corydalis claviculata, Teucrium scorodonia, Hyacinthoides non-scripta, Chamerion angustifolium, Oxalis acetosella, Digitalis purpurea, Rumex acetosella, Potentilla erecta, Rubus fruticosus agg., Galium saxatile, Agrostis capillaris, Agrostis stolonifera, Anthoxanthum odoratum, Deschampsia cespitosa, Deschampsia flexuosa, Festuca ovina, Festuca rubra, Holcus lanatus, Holcus mollis, Molinia caerulea, Blechnum spicant, Pteridium aquilinum, Dryopteris dilatata

W17 — Altantic hazel wood, Atlantic oak wood, Caledonian forest, Upland birch wood, Wood pasture

Quercus petraea-Betula pubescens-Dicranum majus woodland

Hedera helix, Salix caprea, Acer pseudoplatanus, Ilex aquifolium, Betula pendula, Betula pubescens, Corylus avellana, Fagus sylvatica, Quercus hybrid, Quercus petraea, Quercus robur, Fraxinus excelsior, Sorbus aucuparia, Calluna vulgaris, Erica cinerea, Erica tetralix, Juniperus communis, Rhododendron ponticum, Vaccinium myrtillus, Crataegus monogyna, Carex pilulifera, Luzula multiflora, Luzula pilosa, Luzula sylvatica, Andreaea rupestris, Mnium hornum, Rhizomnium punctatum, Campylopus flexuosus, Dicranella heteromalla, Dicranodontium denudatum, Dicranum fuscescens, Dicranum majus, Dicranum scoparium, Dicranum scottianum, Leucobryum glaucum, Ptychomitrium polyphyllum, Racomitrium fasciculare, Racomitrium heterostichum, Racomitrium lanuginosum, Eurhynchium striatum, Heterocladium heteropterum, Hylocomiastrum umbratum, Hylocomium armoricum, Hylocomium splendens, Hypnum callichroum, Hypnum cupressiforme, Hypnum jutlandicum, Isothecium myosuroides, Kindbergia praelonga, Loeskeobryum brevirostre, Plagiothecium denticulatum, Plagiothecium undulatum, Pleurozium schreberi, Pseudoscleropodium purum, Pseudotaxiphyllum elegans, Ptilium crista-castrensis, Rhytidiadelphus loreus, Rhytidiadelphus squarrosus, Rhytidiadelphus triquetrus, Sematophyllum demissum, Sematophyllum micans, Thuidium delicatulum, Thuidium tamariscinum, Polytrichum commune, Polytrichum formosum, Sphagnum capillifolium, Sphagnum fimbriatum, Sphagnum palustre, Sphagnum russowii, Sphagnum subnitens, Tetraphis pellucida, Adelanthus decipiens, Anastrepta orcadensis, Barbilophozia attenuata, Barbilophozia floerkei, Bazzania tricrenata, Bazzania trilobata, Blepharostoma trichophyllum, Calypogeia fissa, Calypogeia muelleriana, Cephalozia bicuspidata, Diplophyllum albicans, Frullania tamarisci, Fuscocephaloziopsis lunulifolia, Harpanthus scutatus, Jamesoniella autumnalis, Jungermannia gracillima, Lepidozia pearsonii, Lepidozia reptans, Lophocolea bidentata, Lophocolea heterophylla, Lophozia ventricosa, Marsupella emarginata, Microlejeunea ulicina, Mylia taylorii, Nowellia curvifolia, Plagiochila asplenioides, Plagiochila atlantica, Plagiochila killarniensis, Plagiochila porelloides, Plagiochila punctata, Plagiochila spinulosa, Ptilidium ciliare, Saccogyna viticulosa, Scapania gracilis, Scapania nemorea, Scapania umbrosa, Tritomaria exsectiformis, Tritomaria quinquedentata, Cladonia arbuscula, Cladonia chlorophaea, Cladonia digitata, Cladonia furcata, Cladonia impexa, Cladonia polydactyla, Cladonia squamosa, Cladonia squamules, Cladonia subcervicornis, Parmelia saxatilis, Sphaerophorus fragilis, Sphaerophorus globosus, Solidago virgaurea, Lonicera periclymenum, Succisa pratensis, Cornus suecica, Hypericum pulchrum, Teucrium scorodonia, Hyacinthoides non-scripta, Goodyera repens, Oxalis acetosella, Digitalis purpurea, Rumex acetosa, Lysimachia nemorum, Trientalis europaea, Anemone nemorosa, Potentilla erecta, Rubus fruticosus agg., Rubus idaeus, Galium saxatile, Melanpyrum pratense, Viola riviniana, Agrostis capillaris, Agrostis stolonifera, Agrostis vinealis, Anthoxanthum odoratum, Dactylis glomerata, Deschampsia cespitosa, Deschampsia flexuosa, Festuca ovina, Holcus lanatus, Holcus mollis, Molinia caerulea, Poa nemoralis, Poa pratensis, Blechnum spicant, Pteridium aquilinum, Dryopteris aemula, Dryopteris borreri, Dryopteris dilatata, Dryopteris filix-mas, Hymenophyllum tunbrigense, Hymenophyllum wilsonii, Polypodium vulgare, Thelypteris limbosperma, Athyrium filix-femina

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