방향성 절화용 장미 ‘허니블루’ 육성

A Standard Rose Cultivar ‘Honey Blue’ with Scented Petals for Cut Flowers

A standard cultivar of R. hybrida ‘Honey Blue’ was selected from the progenies of a cross between R. hybrida ‘Pacific Blue’ and R. hybrida ‘Lovely Blue’ by rose breeding team of the Gyeonggi-Do Agricultural Research and Extension Services(GARES) in 2012. It was finally selected in 2012 after investigation of the characteristics for five years (2008-2012). A standard type rose cultivar ‘Pacific Blue’was used as mother plant and it has medium scented petals. The major volatile compounds were found as germacrene-D and 3,5-Dimethoxytoluene. A spray type rose cultivar ‘Lovely Blue’was used as pollen parent and it has strong scented petals. The major volatile compounds were found as germacrene-D, geraniol and cadinene. ‘Honey Blue’has strong scented petals. The major volatile compounds were found as germacrene-D, citronellol and 3,5-dimethoxytoluene. A standard type with large sized flower, it has violet colored (RHS Violet 84C) petals and 9.7 cm in flower diameter and 50.2 petals per flower. Vase life of this cultivar could be as long as 9.1 days. It takes 49 days from pruning to blooming and cut flower productivity was 134 stems/m2 in a year. The stem length of cut flower was 75.8 cm. ‘Honey Blue’was granted on Korea Seed & Variety Service (KSVS) with No. 4866 on March 17, 2014.