Soil: Impatiens balsamina is suitable for fertile, moist and loose soil. Water: water in time during the growing period to ensure the soil is moist. Lighting: 4 hours of astigmatism every day. Temperature: The most suitable temperature for growth is 16-26℃, and the lowest temperature should not be lower than 10℃. Management: loosen the soil and weed it in time, and trim the old leaves regularly.

First, the soil Impatiens is suitable for fertile, moist and loose soil, and it is best to prepare some acidic soil mixed with sandy soil.

Second, watering should be done in time when it is in the growth period to ensure the soil is moist, especially in summer, but there should be no water accumulation. If there is too much rainy season, watering should be reduced and drainage should be carried out in time.

Third, the light should receive about 4 hours of astigmatism every day, and shade it when the sun is strong in summer to avoid burning the leaves.

Fourth, the temperature of impatiens balsamina is 16-26℃, and the lowest temperature should not be lower than 10℃. In winter, certain warm-keeping measures should be taken to avoid frostbite.

Fifth, the management should loosen the soil and weed it in time to prevent weeds from absorbing its water. When it is dry, it should be watered in moderation. When the flower seedlings grow about 30 cm, the old leaves can be cut off.

Vi. Precautions 1, pests and diseases: Impatiens rarely have pests and diseases. If the temperature is high, powdery mildew will appear. At this time, it is necessary to spray 800 times of 50% thiophanate-methyl wettable powder for control.

2. Flowering period control: If you want to postpone the flowering period, you can sow it in July, or you can use the method of coring, and take off the early-blooming buds to let them expand continuously. Also pay attention to the prevention of pests and diseases.

Impatiens Balsamina L. (scientific name: Impatiens Balsamina L.) alias: henna, impatiens, Impatiens balsamina L., an annual herbaceous flower belonging to the family Impatiens, the whole plant is divided into six parts: root, stem, leaf, flower, fruit and seed. Because its flower head, wings, tail and feet are all like a phoenix, it is also called Jin Fenghua. The body of Impatiens balsamina has six parts: root, stem, leaf, flower, fruit and seed. Flowers are colorful, such as pink, scarlet, purple, pinkish purple and so on. Petals or leaves are mashed and wrapped on nails with leaves, which can be dyed bright red, very beautiful and very popular with girls.