What are some plants with large, fragrant flowers? Grow one at home and the whole house fills with floral scent

Many gardening enthusiasts are especially fond of plants with large flowers. Today I will introduce several plants that produce especially large flowers after blooming, so you can grow one at home.
Canna
Canna is a perennial herbaceous plant. The plant has a waxy white powder on it, and after blooming, the flowers are red, with needle-shaped lips, and are very beautiful.
A warm and humid environment with plenty of light is what it likes best. Its optimal growing temperature is between 25 and 30°C, and loose, fertile sandy loam is what it likes best. (Reply on the WeChat public platform of Yanghua Zhijia: Canna to get more care knowledge about Canna)
Cockscomb
The flower of cockscomb looks very much like a rooster's comb, which is also the origin of its name. After its flowers bloom, they are very eye-catching and especially beautiful.
A warm and dry environment with plenty of light is what it likes best. It has no particularly great requirements for soil; ordinary soil will do. It is afraid of drought, so pay attention to keeping it moist normally. (Reply on the WeChat public platform of Yanghua Zhijia: Cockscomb to get more care knowledge about Cockscomb)
Aster
Aster belongs to plants of the Aster genus in the Asteraceae family. After its flowers bloom, they are purple and very beautiful, but the leaves at its base gradually wither during the flowering period.
It likes to grow in deep, loose, and fertile soil. Its ability to tolerate waterlogging and cold is relatively strong. Normally, just keep it moist.
Gladiolus
Gladiolus belongs to the Iridaceae family and is a perennial herbaceous plant. Its flowers are very rich in color, including red, yellow, white, purple, and many other colors, and are very beautiful.