A New Multi-Flower, Spray Chrysanthemum Cultivar for Cut Flower, 'Eye Ball' with Single Type and Light White Petals

摘要

A new spary chrysanthemum (Dendranthema grandiflorum) cultivar 'Eye Ball' was developed from a cross between 'Rima' and 'Yen' followed by selections of seedlings and lines at the Flower Rearch Institute, Gyeongnam Agricultural Research and Extension Services (ARES) from 2002 to 2006. Its characteristics were investigated three times from 2004 to 2006 under forcing culture in spring and retarding culture in autumn. The natural flowering time of 'Eye Ball' was October 20th, but year-round production was possible by shading and lighting. Its flower was 3.1cm in diameter, and had 38.4 petals and 26.8 flowers per stem in autumn. Its petal was narrow (0.4 cm) and pink with green in color at the flower center. To flower in the short day condition, for 'EyeBall' was about 47 days in spring, and 'Eye Ball' showed a vase life of 20.9 days in autumn. This cultivar was registered for a commercialization in 2007. 'Eye Ball' would be cultured under the greenhouse and rain shelter condition in Korea.