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The Josephine Porter Institute

Complete Set of Biodynamic Compost Preparations (#502-507)

Complete Set of Biodynamic Compost Preparations (#502-507)

Precio habitual $35.40 USD
Precio habitual Precio de oferta $35.40 USD
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$35.40 USD
$33.63 USD

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This set of BD Compost Preparations BD #502-507 treats up to 15 tons of manure or compost. The set contains fermented and potentized Yarrow, Chamomile, Stinging Nettle, Oak Bark, Dandelion and Valerian that increase the proliferation of beneficial fungi and bacteria, stabilize nitrogen, attract trace elements and stimulate the silica, calcium, potassium, phosphorus and sulphur processes.


Dr. Ehrenfried Pfeiffer further developed the biodynamic impulse which not only has ALL the compost preparations (as well as BD500 horn manure) but additional biological cultures and enzymes as part of a proprietary recipe. The Pfeiffer™ Compost Starter brings the influence of all the compost preparations PLUS an even richer microbiological inoculation for a fraction of the price of the BD compost preparation set. A single unit of the Pfeiffer™ Compost Starter costs $12.50 versus $26.40 for the BD Compost Preparation Set (a savings of nearly $14 per unit).

Composition of  the Biodynamic Compost Set

  • BD502 - Yarrow Preparation: Permits plants to attract trace elements in extremely dilute quantities for their best nutrition.
  • BD503 - Chamomile Preparation: Stabilizes nitrogen (N) within the compost ; increases soil life so as to stimulate plant growth.
  • BD504 - Stinging Nettle Preparation: Stimulates soil health, providing plants with the individual nutrition components needed. "Enlivens" the earth (soil).
  • BD505 - Oak Bark Preparation: Provides healing forces (or qualities) to combat harmful plant diseases.
  • BD 506 - Dandelion Preparation: Stimulates relation between Silica (Si) and Potassium (K) so that Silica can attract cosmic forces to the soil.
  • BD 507 - Valerian Preparation: Stimulates compost so that phosphorus components will be properly used by the soil.

Individual compost preparations are also available separately.

For additional information, visit: JPI Preparation Articles ; Instruction Handouts

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