Aloha friends and thumbs! I am back with my shopping list for mixing compost teas for my students, this should help most of my students to get the correct products to mix your own.
Digital Ph meters- eBay or any hydro store in Hawaii but on Oahu Kahala Hydroponics has they cheapest at around $50 with a warranty and is a good meter as it is able to change out electrode. But online is definitely cheaper.
Calibration solutions- 7.0&4.01
Mad farmer get down
Mad farmer oxygenator
Earthworm castings (more expensive here but come in 50lb bags)
Variety box guano- mex,, Jamaican, Indonesian
Hydro organics myccorhyzea
Earthworm castings( expensive but good)
Granulated Humic acid
Also has alfalfa meal
New Age Agriculture:
Earth worm castings ( they carry 30lb and smaller bags when available, and much cheaper.