We don't. We're not fans of its stink, of the way it makes the greenhouse and all our equipment smell, of the way it can gunk up our equipment. Our farming mentors used, and we have followed suit, a seawater-based foliar fertilizer. We've been very happy with it -- it works well -- is very stable, so we don't have to use it quickly We like it.

Fish emulsion is pretty incredible stuff, and we love that it's made with fishing industry by-products that would otherwise just be dumped back into the sea. Perhaps we'll experiment with it someday!