At 8:30, our guest was Jeff Cox, author of Gardening with Biochar, and advocate in general for this unique garden amendment.  Jeff starts off by helping us understand what Biochar is, as opposed to just ash from charcoal, for example.

At 8:30, our guest was Jeff Cox, author of Gardening with Biochar, and advocate in general for this unique garden amendment. Jeff starts off by helping us understand what Biochar is, as opposed to just ash from charcoal, for example.

At 8:30, our guest was Jeff Cox, author of Gardening with Biochar, and advocate in general for this unique garden amendment. &nbsp;Jeff starts off by helping us understand what Biochar is, as opposed to just ash from charcoal, for example.

Bob Tanem In The Garden, March 3 2019, 8:00 am

<p>Hear KSFO's garden guru Sundays from 8-11am.</p>

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Hear KSFO's garden guru Sundays from 8-11am.

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Bob Tanem In The Garden, March 3 2019, 8:00 am

Bob Tanem In The Garden, March 3 2019, 8:00 am

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