For the cultivation of blue potted flowers, the soil should be suitable, loose and fertile, and the sandy soil is the best, which requires good drainage. It can be used to prepare soil, mix fine sand and perlite into medium, and put a certain amount of fertilizer as base fertilizer.
Blue potted flowers like semi shade growing environment, but it requires good light and sufficient light, which is conducive to the growth of blue potted plants and promote flowering. In the season with short sunshine time, it is necessary to supplement light. Generally speaking, the maintenance conditions of short and strong sunlight should be maintained. The suitable temperature for growth is between 15 ℃ - 35 ℃, avoid high temperature in summer, keep the temperature above 3 ℃ in winter, and winter can be spent indoors and outdoors in frost free weather.
The watering of blue potted flowers should follow the principle of drying and wetting. During the growing period, water should be fully watered, but water should not be accumulated. In the rainy season, water should be drained. It is not suitable to apply concentrated fertilizer, but only once a week during the growth period, mainly nitrogen fertilizer. Some compound fertilizers rich in many elements can also be applied to supplement the nutrients needed for the growth of blue potted flowers. After the temperature drops gradually in autumn, fertilization needs to be reduced.
The propagation of blue potted flower, including the propagation of individual plant and sowing, is generally carried out in spring. The seed can be collected and sown as it is collected, or sowed in the spring of the next year.
When the young plants of blue potted flowers are found for 2-3 weeks, they can be put into the pot for transplanting. Generally, the flowerpot with a diameter of about 13-15cm can be used. With the growth of blue potted flowers, the larger flowerpot can be used.
