Ericaceous may refer to:
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Ericaceae
The Ericaceae are a family of flowering plants, commonly known as the heath or heather family, found most commonly in acidic and infertile growing conditions. The family is large, with c.4250 known species spread across 124 genera, making it th ...
, the heather family
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Calcifuges
A calcifuge is a plant that does not tolerate alkaline (basic) soil. The word is derived from the Latin 'to flee from chalk'. These plants are also described as ericaceous, as the prototypical calcifuge is the genus ''Erica'' (heaths). It is not ...
, all plants which dislike alkaline (chalky) soil – including heathers, rhododendron and camellia
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Ericaceous bed
An ericaceous bed is a bed (or garden) with acidic and often nutrient-poor soil such as ericaceous compost and different types of peat. The pH of the soil is typically between 4.5 and 6. The purpose is to grow a number of garden plants which requ ...
, a bed with acidic soil typically having a pH between 4.5 and 6 used for growing Calcifuges
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