Bougainvillea is a common indoor ornamental plant, loved for its beautiful flowers and unique leaf shape. However, many people have a common trouble: bougainvillea always drops flowers easily, making them feel helpless. This article will share some key care tips with you to help you avoid bougainvillea from dropping flowers and let its blooms last long.

Choosing a healthy bougainvillea
Providing appropriate light
Paying attention to suitable temperature and humidity
Watering correctly, avoiding too much or too little water
Providing sufficient nitrogen and phosphorus fertilizer
Avoiding over-fertilization
Timely removal of withered or diseased leaves
Paying attention to pest control
Appropriate pruning methods
Creating a good ventilation environment
Avoiding frequent movement of bougainvillea
Regularly wiping leaves
Avoiding excessive use of pesticides
Providing a suitable growing environment
Regular observation and careful care
Choosing a healthy bougainvillea
When buying bougainvillea, it is very important to choose healthy plants. You should select plants with full leaves and no pests or diseases, and the roots should be healthy, without rot or pests.
Providing appropriate light
Bougainvillea likes plenty of light but cannot be exposed to direct sunlight. It can be placed near a sunny window indoors, ensuring it receives 4 to 6 hours of soft sunlight every day.

Paying attention to suitable temperature and humidity
Bougainvillea prefers a warm environment, with an optimal growth temperature of 15-25 degrees Celsius. At the same time, pay attention to maintaining suitable humidity, which can be increased by spraying water or placing a water tray.
Watering correctly, avoiding too much or too little water
Bougainvillea has certain requirements for watering. It is not drought-tolerant, but it should not be watered excessively to avoid root rot. The soil should be kept moist but not waterlogged, and watering should be done after the surface of the soil is slightly dry.
Providing sufficient nitrogen and phosphorus fertilizer
Bougainvillea needs adequate nutrition to maintain healthy growth. During the growing season, apply a mixed fertilizer containing nitrogen and phosphorus once a month to promote the growth of bougainvillea flowers.

Avoiding over-fertilization
Although providing appropriate fertilizer is beneficial for the growth of bougainvillea, over-fertilization can also lead to flower drop. When fertilizing, pay attention to the amount and avoid giving the plant excessive nutrients.
Timely removal of withered or diseased leaves
Wilted or diseased leaves of bougainvillea will affect the overall health of the plant. Timely detection and removal of damaged leaves can keep the plant vigorous.
Paying attention to pest control
Bougainvillea is susceptible to pests such as aphids and red spiders. Regular biological control or appropriate spraying of insecticides can be used to prevent pests and keep the plant healthy.
Appropriate pruning methods
Bougainvillea can be pruned appropriately to adjust its shape and promote the growth of new buds. When pruning, use clean and sharp scissors and trim according to the need.
Creating a good ventilation environment
A good ventilation environment helps the healthy growth of bougainvillea and reduces the occurrence of pests and diseases. You can regularly open windows for ventilation or use an electric fan to provide air circulation.
Avoiding frequent movement of bougainvillea
Bougainvillea is sensitive to environmental changes, and frequent movement will cause discomfort to the plant. After choosing a placement location, try to minimize movement and give it a stable growing environment.
Regularly wiping leaves
The leaves of bougainvillea are prone to dust accumulation or dirt, affecting their appearance and photosynthesis. Wipe the leaves regularly with a damp cloth to keep them clean, which also helps with respiration and photosynthesis.
Avoiding excessive use of pesticides
Although pesticides can effectively control pests, overuse can damage the plant. When encountering pests, choose an appropriate amount of pesticide based on the situation and avoid excessive application.
Providing a suitable growing environment
In addition to the above care tips, bougainvillea also needs a suitable growing environment. For example, avoid cold temperatures and overly dry air, etc., to provide a comfortable growing environment for it.
Regular observation and careful care
Regularly observe the growth status of bougainvillea and take appropriate care as needed. Only with careful nurturing can you avoid bougainvillea from dropping flowers and let its blooms last long.
Through reasonable control of light, temperature, and humidity, correct watering, moderate fertilization, pruning, and pest prevention measures, we can effectively avoid the problem of bougainvillea dropping flowers. Properly caring for bougainvillea and letting its flowers bloom for a long time will add beauty and vitality to the indoor environment.
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