Abstract: In order to study different effects of sowing date and density on the yield and main traits of red adzuki beans variety ‘Liaohongxiaodou No. 8’, carry out two factors experiment of sowing date and density. The results showed that: sowing date and density affected yield and main traits on ‘Liaohongxiaodou No. 8’ significantly. For ‘Liaohongxiaodou No. 8’ in Liaoyang Area, the suitable sowing duration was 0th–30th June, suitable density is 19.5×104-21.0×104 /hm2.