Azalea flowers once a year.
Rhododendrons usually bloom only once a year, and the flowering period is usually in April-May in spring. The flowering period usually lasts about two weeks, and it can last about 30 days if it is properly maintained. Moreover, the specific flowering time of rhododendron needs to be determined according to the plant growth and environment.
Cultivation method of rhododendron 1, soil environment
Rhododendron is suitable for growing in loose and fertile slightly acidic soil with good drainage and rich humus, and can be planted in soil made of peat soil, perlite and humus soil. Before planting, it is necessary to expose the soil to sterilization, which is beneficial to the vigorous growth of azalea in the later period.
2. Water and fertilizer control
Azalea needs a lot of water, but it is not resistant to stagnant water. Water should be watered every three months in spring and autumn, once every half month in winter and once a day in summer. Apply dilute liquid cake fertilizer every 10 day in spring and autumn season, and add some phosphorus and potassium fertilizer in autumn.
3. Lighting temperature
Rhododendron is suitable to grow in an environment with sufficient light, and the suitable growth temperature is 12℃-25℃. Attention should be paid to direct light in summer, and plants can be moved to a cool and ventilated place for maintenance. In autumn and winter, when the light is soft, plants can be placed outdoors to help absorb light and promote growth.