关键词: 欧洲丁香, 彩色叶, 重瓣

Abstract:

The new Syringa vulgaris cultivar‘Ziyi’is selected from the natural hybrid seedling of S. vulgaris‘Downfield’. The flowers are double petal with light purple（RHS，purple group N77 B），the young leaves and shoots are all purple red（RHS，purple group N77A），the initial flowering period starts from April 10-12 and ends on April 25 on Beijing plain region，the color of spring leaves can last for 40-50 days. ‘Ziyi’preformed high ornamental value，robust adaptability，drought，poor soils and cold resistance.‘Ziyi’is suitable for planting in most parts of North China and Northeast China.

Key words: Syringa vulgaris, color leaf, double petal