It can be given to friends or family members who are far away from home, wishing them health and safety and all the best, or it can be given to teachers to express their respect and gratitude to them; The implication of the genus Campanula is that kind and gentle love can be given to girls who like it to express their love.
Campanula is a biennial perennial herb of Campanulaceae, with a plant height of 50- 120 cm. Stems stout and erect, base.
Leaves clustered, ovate to obovate; Flowers 1-2 gather into racemes, and the corolla is bell-shaped, about 6 cm long and white, blue or purple in color; Capsule with persistent calyx lobes; Seeds numerous, elliptic, smooth. Flowering period may-June.
The genus Campanula likes the cool climate in summer and the mild climate in winter. It likes sunny environment and can tolerate semi-shade. Campanula is very sensitive to temperature. The optimum temperature for growth is 13- 18℃, and the optimum temperature for germination is 20-22℃. When the temperature is lower than 2℃ in winter, the growth stops and the stems and leaves begin to turn yellow.
High temperature above 28℃ in summer is not good for plant growth. When the temperature is above 30-35℃, the leaves of plants will turn yellow and fall off, or even the whole plant will wither.