The habitats where sharp-flowered rush~(Juncus acutiflorus) grows:

Blanket bog
Brownfield
Coastal floodplain grazing marsh
Dune slack
Hard cliff and cliff slope
Limestone pavement
Lowland dry heath
Lowland fen
Lowland meadow and pasture
Lowland wet heath
Maritime cliff
Nutrient rich eutrophic lake
Purple moor grass and rush pasture
Raised bog
Sand dune
Turlough and fluctuation mere
Upland acid grassland
Upland birch wood
Upland rush pasture
Upland spring flush
Upland wet heath
Valley mire
Wet woodland