Kirton Wood, Lincolnshire

Site of Special Scientific Interest · 52.8826, -0.5435

Also within

Lincolnshire County

Condition (Natural England)

Favourable (1)
UnitFeatureConditionArea (ha)Assessed
SK981326 Favourable 30.51 2011-06-17

Description

Description Kirton Wood is a species rich example of ash lime woodland, a woodland type which is mainly concentrated in Lincolnshire and neighbouring counties. It is one of a group of similar ancient woodlands developed on the calcareous clay soils of the Kesteven plateau, but is unusual in its abundance of small leaved lime Tilia cordata. The wood has a coppice with standards structure. Ash Fraxinus excelsior and pedunculate oak Quercus robur are dominant over much of the wood, with small leaved lime abundant in the eastern half. At the southern end of the wood, aspen Populus tremula and birch Betula spp. form part of the canopy. The varied understorey consists mainly of coppiced hazel Corylus avellana and field maple Acer campestre and also includes mildly calicole species such as wild privet Ligustrum vulgare, midland hawthorn Crataegus laevigata, dogwood Cornus sanguinea and spindle Euonymus europaeus. A rich ground flora is present, with water avens Geum rivale dominant in the wetter areas and plants such as dog's mercury Mercurialis perennis, bluebell Hyacinthoides non-scripta and bramble Rubus fruticosus locally dominant elsewhere. Frequent species include bugle Ajuga reptans, lords and ladies Arum maculatum, false brome Brachypodium sylvaticum, pignut Conopodium majus, wood forget-me-not Myosotis sylvatica, primrose Primula vulgaris, and common dog violet Viola riviniana. Occasional patches of more acidic soil support bracken Pteridium aquilinum, creeping soft grass Holcus mollis and scaly male fern Dryopteris affinis. Less common plants such as nettle leaved bellflower Campanula trachelium and broad leaved helleborine Epipactis helleborine also occur within the wood. South of Kirton Wood is an area of damp unimproved neutral grassland with several plants characteristic of calcareous clay pastures, including quaking grass Briza media, betony Betonica officinalis, hoary ragwort Senecio erucifolius and great burnet Sanguisorba officinalis. The tall vegetation present in this area provides an ideal habitat for invertebrates.

Species mentioned

English name
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Latin name
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IUCN / Red List Type Family
scaly male-fern Dryopteris affinis LC fern dryopteridaceae
bracken Pteridium aquilinum LC fern dennstaedtiaceae
wood false brome Brachypodium sylvaticum LC grass poaceae
quaking grass Briza media VU grass poaceae
creeping soft grass Holcus mollis LC grass poaceae
bugle Ajuga reptans LC herb lamiaceae
lords and ladies Arum maculatum LC herb araceae
betony Betonica officinalis VU herb lamiaceae
nettle leaved bellflower Campanula trachelium LC herb campanulaceae
pignut Conopodium majus LC herb apiaceae
broad-leaved helleborine Epipactis helleborine DD herb orchidaceae
water avens Geum rivale LC herb rosaceae
bluebell Hyacinthoides non-scripta LC herb liliaceae
dog's mercury Mercurialis perennis LC herb euphorbiaceae
wood forget-me-nots Myosotis sylvatica LC herb boraginaceae
primrose Primula vulgaris LC herb primulaceae
bramble Rubus fruticosus LC herb rosaceae
great burnet Sanguisorba officinalis LC herb rosaceae
common dog violet Viola riviniana LC herb violaceae
dogwood Cornus sanguinea LC shrub cornaceae
midland hawthorn Crataegus laevigata LC shrub rosaceae
spindle tree Euonymus europaeus LC shrub celastraceae
wild privet Ligustrum vulgare LC shrub oleaceae
field maple Acer campestre LC tree aceraceae
hazel Corylus avellana LC tree corylaceae
ash Fraxinus excelsior LC tree oleaceae
aspen Populus tremula LC tree salicaceae
common oak Quercus robur LC tree fagaceae
lime small leaved Tilia cordata LC tree malvaceae

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.

SpeciesStatusVia 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
Oak lutestring
Cymatophorina diluta
Endangered Quercus robur
Figure of eight
Diloba caeruleocephala
Endangered Crataegus spp.
Dark bordered beauty
Epione vespertaria
Endangered Populus tremula
Maple pug
Eupithecia inturbata
Endangered Acer campestre
Duke of Burgundy
Hamearis lucina
Endangered Primula vulgaris
Scarce vapourer
Orgyia recens
Endangered Corylus avellana, Crataegus spp., Quercus spp., Rubus fruticosus
Mouse moth
Amphipyra tragopoginis
Vulnerable Crataegus spp.
The sprawler
Asteroscopus sphinx
Vulnerable Corylus avellana, Crataegus spp., Fraxinus excelsior, Populus spp., Quercus spp., Tilia spp.
Broom moth
Ceramica pisi
Vulnerable Pteridium aquilinum, Rubus fruticosus
Scarce chocolate-tip
Clostera anachoreta
Vulnerable Populus spp., Populus tremula
Mottled umber
Erannis defoliaria
Vulnerable Acer campestre, Corylus avellana, Crataegus spp., Populus tremula, Quercus spp.
Grayling
Hipparchia semele
Vulnerable Brachypodium sylvaticum
The lackey
Malacosoma neustria
Vulnerable Corylus avellana, Quercus spp., Rubus fruticosus
Pale brindled
Phigalia pilosaria
Vulnerable Cornus sanguinea, Corylus avellana, Crataegus laevigata, Fraxinus excelsior, Populus spp., Quercus spp., Tilia spp.
Grizzled skipper
Pyrgus malvae
Vulnerable Rubus fruticosus
Early moth
Theria primaria
Vulnerable Crataegus laevigata, Quercus spp.
Pale eggar
Trichiura crataegi
Vulnerable Corylus avellana, Populus spp., Quercus spp., Rubus fruticosus
Oak hook-tip
Watsonalla binaria
Vulnerable Quercus robur
No common name
Zeugophora turneri
Vulnerable Populus tremula
Flounced chestnut
Agrochola helvola
Near Threatened Quercus spp.
Purple emperor
Apatura iris
Near Threatened Populus tremula
Garden tiger
Arctia caja
Near Threatened Pteridium aquilinum
Small pearl-bordered
Boloria selene
Near Threatened Viola riviniana
Minor shoulder-knot
Brachylomia viminalis
Near Threatened Populus tremula
Light crimson underwing
Catocala promissa
Near Threatened Quercus robur
Dark crimson underwing
Catocala sponsa
Near Threatened Quercus robur
The sallow
Cirrhia icteritia
Near Threatened Populus spp.
Heart moth
Dicycla oo
Near Threatened Quercus robur
Large thorn
Ennomos autumnaria
Near Threatened Corylus avellana, Crataegus spp., Populus spp., Quercus spp.
September thorn
Ennomos erosaria
Near Threatened Quercus spp., Tilia spp.
Dusky thorn
Ennomos fuscantaria
Near Threatened Fraxinus excelsior
Autumnal rustic
Eugnorisma glareosa
Near Threatened Hyacinthoides non-scripta
Grey pug
Eupithecia subfuscata
Near Threatened Betonica officinalis, Populus tremula
Double dart
Graphiphora augur
Near Threatened Crataegus spp., Quercus spp.
Wall
Lasiommata megera
Near Threatened Brachypodium sylvaticum
Clay fan-foot
Paracolax tristalis
Near Threatened Quercus spp.
Common fan-foot
Pechipogo strigilata
Near Threatened Quercus robur
Frosted green
Polyploca ridens
Near Threatened Quercus robur
Scarce hook-tip
Sabra harpagula
Near Threatened Tilia cordata

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

W25 — Bracken scrub

Pteridium aquilinum-Rubus fruticosus underscrub

Matches 9 species from the description above: Arum maculatum, Conopodium majus, Fraxinus excelsior, Holcus mollis, Hyacinthoides non-scripta, Mercurialis perennis, Pteridium aquilinum, Quercus robur, Viola riviniana

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