Spalford Warren

Site of Special Scientific Interest · 53.2028, -0.7556

Condition (Natural England)

Unfavourable Declining (1) Unfavourable Recovering (1)
UnitFeatureConditionArea (ha)Assessed
SK832677 Unfavourable Declining 1.82 2011-09-13
SK832680 Unfavourable Recovering 33.98 2011-09-12

Habitats

Bracken scrub

Description

Description The site comprises the best remaining example of grass heath dominated by wavy hair grass and sand sedge remaining in Nottinghamshire and is one of the few sites of this type to be found in the Midlands. Biology A remarkable inland example of grass heath dominated by tussocks of wavy hair grass Deschampsia flexuosa and sand sedge Carex arenaria developed on soils derived from postglacial blown sands. Although parts of the site have been planted with conifers, substantial areas of the original grass heath remain. Patches of heather Calluna vulgaris, gorse Ulex europaeus, broom Cytisus scoparius and bracken Pteridium aquilinum occur within the grass heath while in the shorter turf adjacent to the paths and boundary roads, herbs characteristic of sand land habitat such as slender trefoil Trifolium micranthum, bird's foot Ornithopus perpusillus, field mouse ear Cerastium arvense and shepherd’s cress Teesdalia nudicaulis occur. This vegetation type, which has affinities with certain of the Breckland grass heaths, is of very restricted inland occurrence.

Species mentioned

English name
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Latin name
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IUCN / Red List Type Family
bracken Pteridium aquilinum LC fern dennstaedtiaceae
wavy hair grass Deschampsia flexuosa Not listed in GB list grass poaceae
common mouse-ear Cerastium arvense EN herb carophyllaceae
bird's foot Ornithopus perpusillus LC herb fabaceae
shepherd's cress Teesdalia nudicaulis NT herb brassicaceae
slender trefoil Trifolium micranthum LC herb fabaceae
sand sedge Carex arenaria LC sedge cyperaceae
broom Cytisus scoparius LC shrub fabaceae
gorse Ulex europaeus LC shrub leguminosae
bell heather or ling Calluna vulgaris NT shrub dwarf ericaceae

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
Shoulder-striped clover
Heliothis maritima
Endangered Calluna vulgaris
Broom moth
Ceramica pisi
Vulnerable Calluna vulgaris, Cytisus scoparius, Pteridium aquilinum
Satyr pug
Eupithecia satyrata
Vulnerable Calluna vulgaris
Garden dart
Euxoa nigricans
Vulnerable Trifolium spp.
White-line dart
Euxoa tritici
Vulnerable Cerastium spp.
True lover's knot
Lycophotia porphyrea
Vulnerable Calluna vulgaris
Silver studded blue
Plebejus argus
Vulnerable Calluna vulgaris, Cytisus scoparius, Ulex spp.
Lead belle
Scotopteryx mucronata
Vulnerable Cytisus scoparius, Ulex europaeus
Pale eggar
Trichiura crataegi
Vulnerable Calluna vulgaris
Flounced chestnut
Agrochola helvola
Near Threatened Calluna vulgaris
Beaded chestnut
Agrochola lychnidis
Near Threatened Trifolium spp.
Garden tiger
Arctia caja
Near Threatened Pteridium aquilinum
Broom-tip chesias
Chesias rufata
Near Threatened Cytisus scoparius
Latticed heath
Chiasmia clathrata
Near Threatened Trifolium spp.
Grey scalloped
Dyscia fagaria
Near Threatened Calluna vulgaris
Autumnal rustic
Eugnorisma glareosa
Near Threatened Calluna vulgaris, Cytisus scoparius
Weaver's wave
Idaea contiguaria
Near Threatened Calluna vulgaris

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 2 species from the description above: Pteridium aquilinum, Ulex europaeus

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