Nut Wood
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Condition (NatureScot)
| Unit | Feature | Condition | Area (ha) | Assessed |
|---|---|---|---|---|
| F1 | Upland mixed ash woodland | Unfavourable No Change | — | 2016-07-06 |
Description
Nut Wood Nut Wood SSSI is located approximately 2 km west of Innerleithen on the steep west facing slopes above the River Tweed. The SSSI is comprised of ancient ash-wych elm woodland and contains the largest known area of hazel scrub woodland in the Tweed Valley where very little native woodland remains. Much of the site is occupied by a stand of pure hazel Corylus avellana. On lower slopes at the northern end of the site there is mixed woodland of ash Fraxinus excelsior and wych elm Ulmus glabra with hawthorn Crataegus monogyna, blackthorn Prunus spinosa, dog-rose Rosa canina and hazel forming the understory beneath. The woodland is currently expanding, a fringe of silver birch Betula pendula having developed along the eastern boundary. The field layer beneath is dominated by false brome Brachypodium sylvaticum, common dog-violet Viola riviniana, barren strawberry Potentilla sterilis, wood sage Teucrium scorodonia, primrose Primula vulgaris and male fern Dryopteris filix-mas.
Species mentioned
Show the 13 species mentioned in the description, with red-list status| English name search for this in other sites |
Latin name search with Google |
IUCN / Red List | Type | Family |
|---|---|---|---|---|
| male fern | Dryopteris filix-mas | LC | fern | dryopteridaceae |
| wood false brome | Brachypodium sylvaticum | LC | grass | poaceae |
| barren strawberry | Potentilla sterilis | LC | herb | rosaceae |
| primrose | Primula vulgaris | LC | herb | primulaceae |
| dog-rose | Rosa canina | LC | herb | rosaceae |
| wood sage | Teucrium scorodonia | LC | herb | lamiaceae |
| common dog violet | Viola riviniana | LC | herb | violaceae |
| hawthorn | Crataegus monogyna | LC | shrub | rosaceae |
| blackthorn | Prunus spinosa | LC | shrub | rosaceae |
| birch | Betula pendula | LC | tree | betulaceae |
| hazel | Corylus avellana | LC | tree | corylaceae |
| ash | Fraxinus excelsior | LC | tree | oleaceae |
| wych elm | Ulmus glabra | LC | tree | ulmaceae |
Insects to look out for
These moths, butterflies and beetles are known to feed on plants recorded at this site, and carry a notable UK conservation status — but a host-plant being present doesn't mean the insect has actually been recorded here. Treat this as "worth watching for," not a confirmed sighting.
| Species | Status | Via host-plant |
|---|---|---|
| High brown fritillary Fabriciana adippe |
Critically Endangered | Viola riviniana |
| Pearl-bordered fritillary Boloria euphrosyne |
Endangered | Viola riviniana |
| Chequered skipper Carterocephalus palaemon |
Endangered | Brachypodium sylvaticum |
| Figure of eight Diloba caeruleocephala |
Endangered | Crataegus spp., Prunus spinosa, Prunus spp., Rosa spp. |
| The lappet Gastropacha quercifolia |
Endangered | Crataegus monogyna, Prunus spinosa, Prunus spp. |
| Duke of Burgundy Hamearis lucina |
Endangered | Primula vulgaris |
| Heath fritillary Melitaea athalia |
Endangered | Teucrium scorodonia |
| Scarce vapourer Orgyia recens |
Endangered | Betula spp., Corylus avellana, Crataegus spp., Prunus spinosa, Rosa spp., Ulmus spp. |
| Black hairstreak Satyrium pruni |
Endangered | Prunus spinosa |
| White-letter hairstreak Satyrium w-album |
Endangered | Ulmus glabra, Ulmus spp. |
| Mouse moth Amphipyra tragopoginis |
Vulnerable | Crataegus spp. |
| The sprawler Asteroscopus sphinx |
Vulnerable | Betula spp., Corylus avellana, Crataegus spp., Fraxinus excelsior, Prunus spinosa, Prunus spp., Ulmus spp. |
| Broom moth Ceramica pisi |
Vulnerable | Betula spp., Rosa canina, Ulmus spp. |
| Mottled umber Erannis defoliaria |
Vulnerable | Betula spp., Corylus avellana, Crataegus spp., Prunus spinosa, Rosa canina, Ulmus spp. |
| Grayling Hipparchia semele |
Vulnerable | Brachypodium sylvaticum |
| The lackey Malacosoma neustria |
Vulnerable | Betula pendula, Corylus avellana, Crataegus monogyna, Prunus spinosa, Prunus spp., Rosa canina, Ulmus spp. |
| Pale brindled Phigalia pilosaria |
Vulnerable | Betula pendula, Corylus avellana, Crataegus monogyna, Fraxinus excelsior, Prunus spinosa, Rosa spp., Ulmus glabra |
| Grizzled skipper Pyrgus malvae |
Vulnerable | Potentilla sterilis, Rosa canina |
| Brown hairstreak Thecla betulae |
Vulnerable | Prunus spinosa |
| Early moth Theria primaria |
Vulnerable | Crataegus monogyna, Prunus spinosa |
| Pale eggar Trichiura crataegi |
Vulnerable | Betula spp., Corylus avellana, Crataegus monogyna, Prunus spinosa |
| Oak hook-tip Watsonalla binaria |
Vulnerable | Betula pendula |
| Flounced chestnut Agrochola helvola |
Near Threatened | Betula spp., Crataegus monogyna, Ulmus spp. |
| Beaded chestnut Agrochola lychnidis |
Near Threatened | Crataegus monogyna |
| Grey chi Antitype chi |
Near Threatened | Crataegus monogyna |
| Garden tiger Arctia caja |
Near Threatened | Prunus spinosa |
| Small pearl-bordered Boloria selene |
Near Threatened | Viola riviniana |
| Dusky-lemon sallow Cirrhia gilvago |
Near Threatened | Ulmus glabra |
| The sallow Cirrhia icteritia |
Near Threatened | Ulmus glabra |
| Kentish glory Endromis versicolora |
Near Threatened | Betula pendula |
| Large thorn Ennomos autumnaria |
Near Threatened | Betula spp., Corylus avellana, Crataegus spp., Prunus spinosa, Prunus spp., Ulmus spp. |
| September thorn Ennomos erosaria |
Near Threatened | Betula spp. |
| Dusky thorn Ennomos fuscantaria |
Near Threatened | Fraxinus excelsior |
| Autumnal rustic Eugnorisma glareosa |
Near Threatened | Betula spp. |
| Grey pug Eupithecia subfuscata |
Near Threatened | Crataegus monogyna, Prunus spinosa |
| Double dart Graphiphora augur |
Near Threatened | Betula spp., Crataegus spp., Prunus spinosa, Ulmus spp. |
| Wall Lasiommata megera |
Near Threatened | Brachypodium sylvaticum |
| White prominent Leucodonta bicoloria |
Regionally Extinct | Betula spp. |
Host-plant data: Cook et al. (2025), Traits data for the butterflies and macro-moths of Great Britain and Ireland, 2024, UK Centre for Ecology & Hydrology / Butterfly Conservation; and Padovani et al. (2020), Database of Insects and their Food Plants (DBIF), UK Centre for Ecology & Hydrology (both Open Government Licence). Contains data supplied by UK Centre for Ecology & Hydrology.
Plant communities
W21 — Hedgerow scrub, Mixed scrub
Crataegus monogyna-Hedera helix scrub
Matches 12 species from the description above: Betula pendula, Brachypodium sylvaticum, Corylus avellana, Crataegus monogyna, Dryopteris filix-mas, Fraxinus excelsior, Potentilla sterilis, Prunus spinosa, Rosa canina, Teucrium scorodonia, Ulmus glabra, Viola riviniana
Show 81 indicator speciesHedera 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
Matches 7 species from the description above: Brachypodium sylvaticum, Corylus avellana, Dryopteris filix-mas, Prunus spinosa, Rosa canina, Teucrium scorodonia, Viola riviniana
Show 49 indicator speciesHedera 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
W20 — Montane scrub
Salix lapponum-Luzula sylvatica scrub
Matches 1 species from the description above: Viola riviniana
Show 107 indicator speciesSalix 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
A14 — Fast flowing river and stream
Myriophyllum alterniflorum community
Show 15 indicator speciesIsolepis fluitans, Juncus bulbosus, Fontinalis antipyretica, Lobelia dortmanna, Equisetum fluviatile, Myriophyllum alterniflorum, Lemna minor, Callitriche stagnalis, Littorella uniflora, Potamogeton filiformis, Potamogeton gramineus, Potamogeton natans, Ranunculus peltatus, Chara spp., Nitella hyalina
A17 — Chalk river and stream, Fast flowing river and stream
Ranunculus penicillatus ssp. pseudofluitans community
Show 11 indicator speciesBerula erecta, Nasturtium officinale, Elodea canadensis, Lemna minor, Callitriche stagnalis, Veronica beccabunga, Polygonum amphibium, Polygonum hydropiper, Potamogeton crispus, Potamogeton pectinatus, Ranunculus penicillatus ssp. pseudofluitans
A18 — Fast flowing river and stream
Ranunculus fluitans community
Show 12 indicator speciesFontinalis antipyretica, Fontinalis squamosa var. curnowii, Myriophyllum alterniflorum, Myriophyllum spicatum, Elodea canadensis, Mentha aquatica, Lemna gibba, Lemna minor, Potamogeton perfoliatus, Ranunculus fluitans, Glyceria fluitans, Phalaris arundinacea
A9 — Fast flowing river and stream, Marginal and inundation, Pond ditch and canal, Sluggish river and stream
Potamogeton natans community
Show 20 indicator speciesSchoenoplectus lacustris, Juncus bulbosus, Sparganium angustifolium, Sparganium erectum, Sparganium minimum, Alisma plantago-aquatica, Lobelia dortmanna, Equisetum fluviatile, Myriophyllum alterniflorum, Elodea canadensis, Lemna minor, Lemna trisulca, Nymphaea alba, Callitriche platycarpa, Callitriche stagnalis, Littorella uniflora, Potamogeton natans, Ranunculus trichophyllus, Glyceria fluitans, Chara subspinosa