Definition of ericaceous in English:



  • 1Relating to or denoting plants of the heather family (Ericaceae ).

    • ‘O'Connell and Johnston, for example, found that microhabitat characteristics (e.g. presence of ericaceous shrubs or open canopy) had a larger effect on pollination success in the orchid Cypripedium acaule than floral traits.’
    • ‘Eradication of wild blueberries or other ericaceous plants in the vicinity of the blueberry planting is advised.’
    • ‘Ledum groenlandicum, Labrador tea, is an ericaceous evergreen shrub of acidic, wet areas common to northern regions of North America.’
    • ‘The forest ground vegetation is mostly dominated by ericaceous dwarf shrubs.’
    • ‘Like other ericaceous plants, blueberries must be grown in acid soils so if azaleas and camellias do well in your garden, these will too.’
    1. 1.1 (of compost) suitable for heathers and other lime-hating plants.
      • ‘Two years ago it was with great difficulty removed from its pot, its roots cut back and fresh ericaceous compost added.’
      • ‘Try growing it in a container in an ericaceous, well-drained compost.’
      • ‘Camellias like acid soil so plant in a clay pot filled with ericaceous compost.’
      • ‘In early spring, apply a top dressing of ericaceous compost to give the plant a boost.’
      • ‘They arrived very well packed and I've potted them up into large tubs of ericaceous compost since they won't like our local soil.’


Mid 19th century: from modern Latin Ericaceae (plural), from the genus name Erica (see erica).