Abstract: The new northern highbush blueberry（Vaccinium corymbosum L.）cultivar‘Morning Snow’is selected from the natural hybrid seedlings of‘Big Gold’. It is mid-early ripening，with large fruit grains. The maximum fruit weight is 3.49 g，and the average single fruit weight is 2.31 g. The fruit shape is oblate；sepals are semi-upright；the fruit powder is thick and uniform；the fruit color is light blue. The picking scar is medium and slightly wet，and its firmness is very good，with an average firmness of 3.6 kg • cm-2. The fruit is sweet，and the soluble solids content（°Brix）is 12.56，and its acidity is low. It is delicate and it has a thick skin，good flavor，fragrance，high yield. The yield is 2.5–3.0 kg per plant，about 11 250 kg • hm-2. Its initial ripening period is consistent and its fruit cluster is dense. The fruit size is uniform，and it can be cut in clusters，suitable for cluster harvest.

Key words: blueberry, cluster harvest, cultivar