F fedup Member Joined Jan 27, 2009 Messages 30 Reaction score 90 Jul 1, 2013 #1 Reading a recipe on Blueberry and saw this...1tsp of DAP ?? what is Dap?
Julie Senior Member Joined Dec 4, 2009 Messages 12,062 Reaction score 1,787 Jul 1, 2013 #2 It is a yeast nutrient
grapeman Administrator Supporting Member Joined Nov 12, 2005 Messages 15,188 Reaction score 1,207 Jul 2, 2013 #3 Di Ammonium Phosphate (yeast nutrient)