Combs Wood

Site of Special Scientific Interest · 52.1717, 1.0039

Also within

Suffolk County

Condition (Natural England)

Favourable (1)
UnitFeatureConditionArea (ha)Assessed
TM055568 Favourable 15.07 2009-11-05

Geology & landscape

Rock Type: Glacial Till

Landscape processes: Glacial

Description

Area, 14.33 ha. 35.41 ac. Description Situated just to the south of Stowmarket, Combs Wood is an ancient woodland with a well developed coppice with standards structure, on boulder clay overlain with variable amounts of sand and loess. The consequent range of soil types has led to the development of a variety of woodland types. Pedunculate oak hornbeam woodland is predominant, with areas of typical ash maple woodland, this grading into the heavy soilform of pedunculate oak hazel ash woodland where the soils are more acid. The pedunculate oak hornbeam woodland consists mainly of tall coppice of hornbeam Carpinus betulus, with some ash Fraxinus excelsior and field maple Acer campestre and scattered standards of pedunculate oak Quercus robur. The shrub layer is poorly developed, with occasional hazel Corylus avellana, midland hawthorn Crataegus lsevigata and elder Sambucus nigra. The ground flora is sparse and consists mainly of dog’s mercury Mercurialis perennis and bramble Rubus sp., with early dog violet Viola reichenbachiana. The ash maple woodland is dominated by coppice of ash, with frequent hazel and occasional field maple. There are occasional standards of pedunculate oak. The shrub layer is well developed and includes hawthorn Crataegus monogyna, midland hawthorn, spindle Euonymus europaeus, dogwood Cornus sanguinea and guelder rose Viburnum opulus. The ground flora beneath this woodland type is rich and varied and has shown a good response to the recent reintroduction of a coppice rotation over the wood. Dog’s mercury and tufted hair grass Deschampsia cespitosa are locally abundant, with frequent wood anemone Anemone nemorosa, wood sedge Carex sylvatica and remote sedge Carex remota. Other species of interest include woodruff Asperula odorata, greater butterfly orchid Platanthera chlorantha, pale sedge Carex pallescens, grey sedge C. divulsa and oxlip Primula elatior which is at the northern limit of its range here. There are a number of rides within the woodland which are wet in places and support a flora including creeping bent Agrostis stolonifera, soft rush Juncus effusus, water mint Mentha aquatica, greater bird’s foot trefoil Lotus pedunculatus, bugle Ajuga reptans and nettle leaved bellflower Campanula trachelium. The unimproved grassland of these rides and a small pond provide valuable additional habitat for invertebrates.

Species mentioned

English name
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Latin name
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IUCN / Red List Type Family
creeping bent Agrostis stolonifera LC grass poaceae
tufted hair grass Deschampsia cespitosa LC grass poaceae
bugle Ajuga reptans LC herb lamiaceae
wood anemone Anemone nemorosa LC herb ranunculaceae
sweet woodruff Asperula odorata Not listed in GB list herb rubiaceae
nettle leaved bellflower Campanula trachelium LC herb campanulaceae
greater bird's-foot trefoil Lotus pedunculatus LC herb fabaceae
water mint Mentha aquatica LC herb lamiaceae
dog's mercury Mercurialis perennis LC herb euphorbiaceae
greater butterfly orchid Platanthera chlorantha NT herb orchidaceae
oxlip Primula elatior LC herb primulaceae
early dog violet Viola reichenbachiana LC herb violaceae
soft rush Juncus effusus LC rush juncaceae
pale sedge Carex pallescens VU sedge cyperaceae
remote sedge Carex remota LC sedge cyperaceae
wood sedge Carex sylvatica LC sedge cyperaceae
dogwood Cornus sanguinea LC shrub cornaceae
hawthorn Crataegus monogyna LC shrub rosaceae
spindle tree Euonymus europaeus LC shrub celastraceae
elder Sambucus nigra LC shrub caprifoliaceae
gelder rose Viburnum opulus LC shrub caprifoliaceae
field maple Acer campestre LC tree aceraceae
hornbeam Carpinus betulus LC tree betulaceae
hazel Corylus avellana LC tree corylaceae
ash Fraxinus excelsior LC tree oleaceae
common oak Quercus robur LC tree fagaceae

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
Oak lutestring
Cymatophorina diluta
Endangered Quercus robur
Figure of eight
Diloba caeruleocephala
Endangered Crataegus spp.
Maple pug
Eupithecia inturbata
Endangered Acer campestre
The lappet
Gastropacha quercifolia
Endangered Crataegus monogyna
Wood white
Leptidea sinapis
Endangered Lotus pedunculatus
Scarce vapourer
Orgyia recens
Endangered Corylus avellana, Crataegus spp., Quercus spp.
Mouse moth
Amphipyra tragopoginis
Vulnerable Crataegus spp.
The sprawler
Asteroscopus sphinx
Vulnerable Corylus avellana, Crataegus spp., Fraxinus excelsior, Quercus spp.
Mottled umber
Erannis defoliaria
Vulnerable Acer campestre, Carpinus betulus, Corylus avellana, Crataegus spp., Quercus spp.
Dingy skipper
Erynnis tages
Vulnerable Lotus pedunculatus
Grayling
Hipparchia semele
Vulnerable Deschampsia cespitosa
The lackey
Malacosoma neustria
Vulnerable Corylus avellana, Crataegus monogyna, Quercus spp.
Pale brindled
Phigalia pilosaria
Vulnerable Cornus sanguinea, Corylus avellana, Crataegus monogyna, Fraxinus excelsior, Quercus spp.
The anomalous
Stilbia anomala
Vulnerable Deschampsia cespitosa
Early moth
Theria primaria
Vulnerable Crataegus monogyna, Quercus spp.
Pale eggar
Trichiura crataegi
Vulnerable Corylus avellana, Crataegus monogyna, Quercus spp.
Oak hook-tip
Watsonalla binaria
Vulnerable Quercus robur
Flounced chestnut
Agrochola helvola
Near Threatened Crataegus monogyna, Quercus spp.
Beaded chestnut
Agrochola lychnidis
Near Threatened Crataegus monogyna
Grey chi
Antitype chi
Near Threatened Crataegus monogyna, Mentha spp.
Light crimson underwing
Catocala promissa
Near Threatened Quercus robur
Dark crimson underwing
Catocala sponsa
Near Threatened Quercus robur
Small heath
Coenonympha pamphilus
Near Threatened Agrostis spp.
Heart moth
Dicycla oo
Near Threatened Quercus robur
Large thorn
Ennomos autumnaria
Near Threatened Corylus avellana, Crataegus spp., Quercus spp.
September thorn
Ennomos erosaria
Near Threatened Quercus spp.
Dusky thorn
Ennomos fuscantaria
Near Threatened Fraxinus excelsior
Grey pug
Eupithecia subfuscata
Near Threatened Crataegus monogyna
White-spotted pug
Eupithecia tripunctaria
Near Threatened Sambucus nigra
Double dart
Graphiphora augur
Near Threatened Crataegus spp., Quercus spp.
Wall
Lasiommata megera
Near Threatened Agrostis spp.
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

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.