look for plant tone by espoma... that is the best organic vegetative fertilizer ever... its a complete fertilizer.

Total Nitrogen (N) 5.0%
0.5% Ammoniacal Nitrogen
0.5% Other Water Soluble Nitrogen
4.0% Water Insoluble Nitrogen
Available Phosphate (P2O5) 3.0%
Soluble Potash (K2O) 3.0%
Calcium (Ca) 3.0%
Total Magnesium (Mg) 0.5%
0.3% Water Soluble Magnesium (Mg)
Sulfur (S) 1.0%
1.0% Combined Sulfur (S)
Boron (B) 0.02%
Chlorine (Cl) 0.1%
Cobalt (Co) 0.0005%
Total Copper (Cu) 0.05%
Total Iron (Fe) 1.0%
Total Manganese (Mn) 0.05%
0.01% Water Soluble Manganese (Mn)
Molybdenum (Mo) 0.0005%
Sodium (Na) 0.1%
Total Zinc (Zn) . 0.05%

Derived from: Dehydrated Manure, Feather Meal, Crab Meal, Cocoa Meal, Corn Gluten, Bone Meal, Dried Blood, Sunflower Meal, Kelp Meal, Alfalfa Meal, GreenSand, Rock Phosphate, Sulfate of Potash, Sulfate of Potash Magnesia, and Humates.

And can usually be found at home depot, lowes or wal-marts