ABSTRACT A research of the effect of water feeding frequency and composition of kinds of media on leek yield (Allium fistulosum, L), had been carried out since April 24°° until July 7' 2000 at Kranggan village, Kranggan District. Temanggung Regency. The kind of soil is lat0sol, with pH 7,0. The altitude is 420 meters. The method of experiment is factorial (3 x 3) expe…