Fertilisers are concentrated sources of plant nutrients, usually in compact form such as pellets, granules, powders or liquids. They are used to improve plant growth and yields.

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There are a wide range of fertilisers available for home gardeners. Image: RHS/Tim Sandall

Quick facts

  • Fertilisers are concentrated sources of plant nutrients
  • They can be used to improve growth and yield
  • Fertilisers can correct plant nutrient deficiencies
  • Fertilisers are not a substitute for using organic mulches and soil conditioners

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