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Proceedings of the International Plant Propagator's Society

Vol. 53

The Peatering Out Project

Arnie Rainbow

pp: 177-182


In the U.K., horticulture is under pressure from major retailers and conservation groups to phase out its use of peat, which has for 40 years been the main component of growing media. Antagonism between peat producers and conservationists has only impeded progress. Many growers, disillusioned by experiences with alternative ingredients introduced in the late 1980s feel bewildered by current options.

Three years ago the author entered a partnership, called Peatering Out, with horticultural consultant John Adlams to undertake research that would help ease the nursery industry through what we felt was an inevitable change.

Peatering Out focuses on the use of green compost (composted green waste/ composted yard waste) because:

  • Availability is expected to become sufficient.
  • Quality is growing rapidly.
  • Recent research shows its potential is much greater than once supposed.
  • It is competitively priced.

High nutrient levels in green compost can be turned from a problem

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