Red Hill

Site of Special Scientific Interest · 53.3079, -0.1048

Condition (Natural England)

Unfavourable Recovering (1)
UnitFeatureConditionArea (ha)Assessed
TF264806 Unfavourable Recovering 3.25 2009-07-14

Geology & landscape

Mining / Industrial: Quarry · Rock Type: Chalk

Description

Area,3.0 ha Description This site includes one of the only two Lincolnshire permanent chalk grassland areas which survives onan escarpment too steep for cultivation. Adjoining species rich grassland is associated with an old quarry with an exposure of red chalk which gives the site its name. The turf is typically dominated in parts by upright brome Bromus erectus and tor grass Brachypodium pinnatum in association with lime, requiring plants like salad burnet Poterium sanguisorba, marjoram Origanum vulgare and burnet saxifrage Pimpinella saxifraga. Plants scarce and diminishing in the county which are found here in abundance are eyebright Euphrasia officinalis, yellow rattler Rhinanthus minor, basil thyme Thymus arvensis, rock rose Helianthemum nummularium, bee orchid Ophyrs apifera and pyramidal orchid Anacamptis pyramidalis. The vetches support good numbers of butterflies, including the common blue. This is one of the few sites in the county where kidney vetch Anthyllis vulneraria occurs on the chalk. Several studies of the invertebrate populations confirm high density and diversity, particularly of leaf hoppers and spiders. Detailed records include over 50 species of beetle, 40 species of bug and 15 species of land snail.

Species mentioned

English name
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Latin name
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IUCN / Red List Type Family
tor grass Brachypodium pinnatum LC grass poaceae
upright brome Bromus erectus Not listed in GB list grass poaceae
pyramidal orchid Anacamptis pyramidalis LC herb orchidaceae
lady's fingers (kidney vetch) Anthyllis vulneraria NT herb fabaceae
English sticky eyebright Euphrasia officinalis LC herb orobanchaceae
rock roses Helianthemum nummularium VU herb cistaceae
bee orchid Ophyrs apifera Not listed in GB list herb orchidaceae
wild marjoram Origanum vulgare LC herb lamiaceae
burnet saxifrage Pimpinella saxifraga NT herb apiaceae
salad burnet Poterium sanguisorba VU herb rosaceae
yellow-rattle Rhinanthus minor DD herb orobanchaceae