Ash, the waste product from biomedical treatment plant has potential for use in agriculture because it contains almost all macro as well as micronutrients except organic carbon and nitrogen. It may act as chemical fertilizer to increase the yield of various agricultural crops. The various doese of ash, cow, dung, urea and super phosphate were used for the treatment of Fenugreek and Mustard. Effect of these fertilizers depends upon the type of crop as well as the type of soil. The positive effect of ash application was observed on average growth of fenugreek and mustard. The yield of Fenugreek and Mustard is increased around 54-55% and 35% when compared with control. For this purpose 1.0 gm and 1.5 gm of Ash was applied respectively .