Carola is a variety of cut rose, which has the characteristics of bright red, high core and large flower shape.

Carol, cut the roses. Bright red, high core, big curly, 40-45 petals, 70-90_ _ long segments, annual output of 8 branches/plant, vase life of 8- 10 days, small leaves, leathery, prickly and strong disease resistance. Roses usually have three grades: A, B and C. There is little difference between A and B, and there is little difference between C. How to distinguish the grades of Carola red roses? Generally, the following criteria can be used to distinguish ABC-class flowers:

A-grade rose: the stem should be straight, firm and uniform in thickness, and the leaf surface should be delicate and pollution-free. Colors and patterns are normal, and there is no heart like yours. The flower head, flower diameter and leaves are free from damage, insect pests, bending and defects, with consistent openness and maturity meeting the requirements of seasonal harvesting. The branches are about 70 cm long.

B-grade roses: the stems should be straight, firm, uniform in thickness and delicate in leaves, and 90% of the flowers and leaves are pollution-free. Colors and patterns are normal, without your heart. The damage of flower heads, flower diameters and leaves shall not exceed 10%, and there shall be no pests, bends or defects. The flowers are about 90% open, the maturity meets the requirements of seasonal harvesting, and the branch length is about 65 cm.

C-grade roses: stems should be straight, flowers should be 90% neat and consistent, petals should be delicate and delicate, and flowers and leaves should be 90% pollution-free. Colors and patterns are normal, without your heart. The flower head, flower diameter and leaves are not damaged by more than 65,438+00%, but there are 65,438+00% pests and diseases, without bending or defect. The flower head is required to be 90% open and the flower maturity is 90%, which meets the requirements of seasonal harvesting. The branches are about 60 cm long.