Petunia used in the flowerpot requirements larger, about 20-30 cm diameter, to maintain good air permeability, can not use poor air permeability of the flowerpot.Soil is also critical, in suitable soil to grow vigorously, can choose nutritious sandy loam, in the bottom of the pot to pad plastic foam or gravel.
Only when the sunshine in the growing environment is more abundant, can it produce more nutrients and promote its luxuriant growth. It is a very light-loving plant. In spring, autumn, and winter, it should see more sunshine. It can be raised on a balcony with good light, or directly in the open air.However, in summer, we should pay attention to good shade, avoid direct sunlight burning leaves and delicate flowers.
The temperature suitable for growth is about 15-25 degrees Celsius, and the temperature in winter is cold, so it can be kept indoors to help it survive the winter safely.
Petunia likes fertilizer, so it is necessary to add base fertilizer when potted, and apply fertilizer every half month during the growth period.
Petunia hybrida is a vine plant, so it is necessary to pay attention to pruning in the growth and maintenance, and remove the branches that are unfavorable to growth.