No "one-size-fits-all" vegetable fertilizer exists. Make sure the soil reaches a neutral pH level and add plenty of organic material like compost. Consider adding blood meal, seaweed kelp or fish emulsion to leafy crops like lettuce and spinach, and bone meal and wood ash, to root crops such as potatoes and carrots.
About this Author
Melissa Jordan-Reilly has been a writer for 20 years, both as a newspaper reporter and as an editor of nonprofit newsletters. Among the publications in which she has published are, "The Winsted Journal," "Taconic" and "Compass Magazine." A graduate of the University of Connecticut, Jordan-Reilly also pursues sustainable agriculture techniques and tends a market garden at her Northwestern Connecticut home.