When deeply hued berries adorn the shrubs and leaves begin to fall from the trees, it's time to round up the autumn harvest. The natural bounty of this season provides a wide range of medicinal benefit; here's how to take full advantage. Wildcrafterstypically cull the bark of a shrub or tree when the leaves have fallen off. Tree bark, especially the inner bark we use medicinally, offers the most potency in spring when the sap flows and in fall when the tree's energy shifts within the bark from the leaves to the roots. Found between the protective outer bark and structural inner wood, this inner layer is typically green and sometimes aromatic.
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