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Herbert H. Koepf

About

Richard Gregg was an early pioneer of companion planting. In the 1940s, he and Evelyn Speiden Gregg used their own garden to experiment with different plants.

Author's Books

Koepf's Practical Biodynamics

Soil, Compost, Sprays, and Food Quality

Paperback
$19.95

The Biodynamic Farm

Agriculture in Service of the Earth and Humanity

Paperback
$30.00