Abstract: ‘Qinguang 4’nectarine（Pranus persica var. nectariana Maxim）is a new very early-ripening nectarine cultivar selected from cross combination‘82-4-33’בHuaguang’. The fruit development period is 64 days. The fruit shape is ellipse. Its average fruit weight is 133 g，the biggest is 215 g. The fruit skin cover deep red color. The flesh is white with cling stone. It tastes sweet and rich flavor with very strong aroma. The soluble solids content is 13.8%. It has high yield .

Key words: nectarine, early-ripening, cultivar