Bill Bolle <mann...@azalea.net> wrote in message
news:3CFE90AF...@azalea.net...
I have taken to starting many of my seeds in rock wool cubes, especially
tomatoes. I use just a pinch of nutrient. Actual use in hydroponics is about
1.2 g per liter. Use less than that. 0.5 g per liter is better. That is not
much. Maybe a quarter teaspoon or less per gallon.
Bill