Hissen No. 7 – Explosive Chip and Whole-Powder Processing Variety

Variety Characteristics

Early-maturing variety, with a growing period of approximately 65 days from emergence to maturity. The plant has an upright habit and exhibits vigorous growth, reaching a height of 60–65 cm. Its stems are purplish in color, and the leaves are deep green. It produces large, naturally non-fruiting, lavender-purple flowers with strikingly large corollas. The tubers are oval-shaped and medium in size, featuring smooth, purplish skin with shallow eyes. The flesh inside is deep purple. Anthocyanin content is 15.8 mg/100 g (fresh weight), while total phenol levels stand at 107.8 mg/100 g (fresh weight). The dry matter content is around 20%, with starch accounting for 13%–15%. This variety boasts excellent cooking qualities and demonstrates high yield potential.

Suitable Area

Suitable for open-field or protected cultivation in Shandong during spring and autumn.