Listen to last week's podcast about why I recommend a fish emulsion for your garden. Then jump onto this podcast and let's discuss the arguments for using other sources of nitogen instead. As promised the figures I discuss are: Charlie Carp = $9.58/L, Blood & Bone = $2.33/kg or $0.71/L, cow manure = $0.16/L and coffee grinds = free.--- Send in a voice message: https://podcasters.spotify.com/pod/show/growingvegetablesdownunde/message