If you want the pyracantha fortuneana bonsai to grow vigorously, use the soil with good drainage, loose ventilation and slight acidity for maintenance. You can use humus soil, garden soil and then mix a proper amount of coal cinder for maintenance. In this way, the root system can better absorb nutrients and water, which is beneficial to growth.In addition, attention should be paid to changing soil every two or three years.
Water it according to the season.If it is in the spring and autumn growing season, it should be watered frequently, so that the soil is in a slightly wet state, normally once every three or five days.When the temperature becomes higher in summer, we should increase the frequency and water it every day.Low temperature in winter, slow growth, should control the amount of water, soil can be slightly dry better.
If you want it to grow more vigorously, you need to give it enough nutrients.In the growth season, fertilizer should be applied every 10 days, and the fertilizer can be decomposed organic fertilizer liquid.When flowering, phosphate fertilizer and potassium fertilizer should be added to promote colorful flowers and longer flowering period.
Usually, it can provide the best temperature between 20-30 degrees, which is most conducive to growth.Although he likes warm environment, he is also cold-resistant and can endure the low temperature of minus 15 degrees.Winter can be placed outdoors for winter, the temperature can not exceed 10 degrees, otherwise it will affect dormancy, which is not conducive to the growth of the next year.