1. soil: bougainvillea bougainvillea does not have strict requirements on soil. It grows well in clay with good drainage and rich minerals, and is barren, alkali-resistant, drought-resistant and avoids water accumulation. Slightly acidic soil is most beneficial to the growth of bougainvillea.

2. Water: water once a day in spring and autumn, once in the morning and evening in summer, once in the morning and evening after the emergence of water buds in winter, and spray water on the leaves 1-2 times at the same time. In the rainy season, water should be prevented to prevent plants from rotting and dying.

3. Temperature: The optimum growth temperature is 15-30℃. Appropriate measures such as shading, spraying water and ventilation should be taken in summer, and the ambient temperature should be kept not lower than 5℃ in winter.

4. Fertilization: In addition to applying sufficient base fertilizer in the basin soil, it should also be topdressing in the growing season. Add a small amount of potassium dihydrogen phosphate and spray 0. 1%-0.2% potassium dihydrogen phosphate solution on the leaves. In full bloom, apply 1 times alum fertilizer every week, and spray 0.2% potassium dihydrogen phosphate on the leaves.

5, lighting: all year round, except for the new seedlings in the pot, they should be placed in the semi-shade. It should be placed in front of the south window in winter, and the illumination time should be no less than 8 hours.

Extended data:

Breeding value of bougainvillea

1. Ornamental value: bougainvillea bougainvillea has large bracts, bright colors and long flowering period. It is suitable for garden planting or potted viewing, and can also be used as a bonsai, hedge and pruning model, with high ornamental value. In Brazil, women often wear them on their heads as decorations, which is unique. Europe and America are often used as cut flowers. China is a beautiful ornamental plant planted in courtyards and parks in the south and greenhouses in the north.

2, medicinal value: bougainvillea leaves can be used as medicine, mashed and applied to the affected area, which has the effect of dispersing silt and reducing swelling. Flowers can be used as the basis of medicinal materials, promoting blood circulation, regulating menstruation, eliminating dampness and stopping leukorrhagia, and treating blood stasis amenorrhea, irregular menstruation and leukorrhagia. Stems and leaves are poisonous. Eating 12 ~ 20 tablets can cause diarrhea and bloody stool.

3, other applications: bougainvillea is suitable for people who belong to the five elements of fire to plant in the living room, and should be planted in the living room, which is conducive to regulating the health of people's heart and stomach.

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