Journal of Kerbala for Agricultural Sciences

This study was carried out in lath house/ Horticulture and Landscape  Gardining  Department/ College of Agriculture/ University of Baghdad/ Jadria site for 2015-2016 year to study the effect of different ratios of loamy soil: peat moss: spent mushroom  on vegetative and flowering growth of Gerbera jamesonii plant. Results could be summarized as follows :  1:2:1 ratio  was the best  in   leaf area, wet and dry weight giving 635.60 cm2 7.71g and 3.37g respectively. The mixture 1:1:2  enhanced flowers number and their diameter , height and diameter peduncle, vase life, flower wet and dry weight ,  nitrogen percentage,  leaves number and  offshoots giving  5.08 flower, 8.90 cm, 33.87cm, 6.25mm, 10.25 days, 5.15g, 0.81g, 1.13% , 33.33 leaf  and 5.00 offshoot respectively compared with other treatments.