Biochar: A Century of Structure from a Moment of Fire — Dirt Factory

Biochar: A Century of Structure from a Moment of Fire — Dirt Factory

I bought the propane weed-burner because I hated the idea of marinating my yard in herbicides—just a hiss of blue flame, no chemicals, and the dandelions curled on contact. One July afternoon I torched a strip of mulch along the street-side corner of the yard, packed up the wand, and forgot about it. Three nights later a friend walking past the house spotted a dull orange glow in that same patch, grabbed our watering can, and borrowed the neighb…