Look people, here is how simple it is to get black soilder fly larvae started.
Of course it helps I guess when you have them in your area to start with. Again, I found out by accident.
About the first of Aug., Maybe the very end of July, I stopped by starbucks to get a free bag of used coffee grounds as I have done many many times before to put into my compost pile to heat things up abit. This time instead of putting the roughly 20 - 25 lbs. into the compost, I put it into a 5 gal. bucket so I could use it at a later time.
Today, about 2 weeks later, I find lots of small BSF larvae down in the damp part of it. I finally found something that is fail proof - bsfl