Originally Posted by
KD5NRH
Cottonwood is also a fast grower, and for the Solo and knockoffs, a single mature cottonwood is about a 50 year supply of fuel...assuming you need to keep water boiling 24x7.
Cottonwood belongs to the poplar family. While it grows fairly rapidly, it's somewhat slow for energy crops. Aspen and other hybrid poplars grow faster.
But I get your point.