Canna is a perennial herb with big red flowers, which is widely distributed in tropical areas such as America, India and Malay Peninsula. Canna generally likes to grow in warm, humid and sunny places.

Canna growth temperature

Canna likes warm environment, not cold and afraid of freezing. Generally, the most suitable growth temperature of canna is about 25-30 degrees, and the best growth temperature is about 25 degrees. In addition, the temperature in winter needs to be 5- 10 degrees. Generally, plants will freeze to death when the ambient temperature drops to 0 degrees.

Canna growth humidity

Canna likes humid environment, and the humidity of soil and air will affect the growth of plants during maintenance. Generally, the soil can always be kept moist during maintenance, and more water is needed when the climate is dry.

Canna growing soil

Canna has high requirements for soil when planted, and is generally suitable for planting in deep, fertile and well-drained soil. When planting, humus soil, garden soil, peat soil and mountain mud can be mixed.

Growth cycle and process of canna

Canna is usually planted in February-April in spring, but it may also be planted in August and September in autumn. Canna needs 5 hours of light every day from June to 65438+1October to blossom normally.