1. Enter the room in time: Canna is native to the tropics and likes warm climate and abundant sunshine. When the temperature is between 25 ℃ and 28 ℃, the flower will bloom fast, usually about 7 days from bud to flower. In the north, if you want Canna to bloom in winter, you must move it into the room before October 15.
2. The room temperature should be higher: when cultivating Canna, the temperature should be kept between 15 ℃ and 18 ℃, so that its flowering period can be extended to the new year
3. Sufficient sunshine: after entering the room, the sunshine time every day should be more than 4 hours. If the sunshine is insufficient, 40 Watt fluorescent lamp can be used for lighting. Sunshine 4-6 hours a day, can maintain its beautiful flowers and tender leaves.
4. The fertilizer and water should be suitable: after entering the room, the water content of the soil must be kept between 40% - 50%. Water the thin liquid fertilizer every half a month. But water and fertilizer should not be too large, should be frequently poured less, to avoid its rotten roots.
