How to grow hibiscus sunflower well

1. Maintenance methods

1. Temperature: Warmth is more suitable for hibiscus, specifically around 20 to 25 degrees. Being too hot or too cold will cause certain harm to it, so it can be adjusted when it is not suitable.

2. Light: It is a long-day plant. It is slightly shade tolerant, but not very good. Therefore, there needs to be sufficient sunlight on a normal day and it should not be too dark. In addition, when it blooms, short-day conditions cannot be provided, otherwise it will not bloom.

3. Watering: Hibiscus is sensitive to water because it is afraid of both drought and waterlogging. Therefore, you only need to water in moderation to keep the substrate slightly moist. Do not allow water to accumulate, and do not leave the plant without watering for long periods of time. In addition, it is best to water once after fertilizing to avoid fertilizer damage.

4. Fertilization: It has strict requirements on soil fertility. Fertilization is required starting from May. During the flowering period, mainly phosphorus and potassium fertilizers are used, such as diammonium hydrogen sulfate.

2. Breeding techniques

1. Reproduction: The most commonly used method is cutting. The branches selected are semi-woody and about ten centimeters in length, and they must be free of diseases and insect pests. Cut off some of its leaves and then plant it. Prepare sandy loam as the substrate, moisten it, and then you can start cuttings. It will take root after about a month.

2. Pruning: It is best to prune after each flowering. The main pruning is of empty branches that have bloomed and seeds that have not fully formed. Such treatment is beneficial to the next flowering. If no treatment is done, the number of flowers will be affected. Furthermore, when dry branches and leaves appear, they can be cut off in time.

3. Problem diagnosis and treatment

1. Diseases: Types of diseases that harm leaves include "leaf spot" and "rust", which will not only cause poor plant growth, but in severe cases will also lead to the death of the entire plant. It can be treated with effective drugs such as thiophanate-methyl.

2. Pests: Mainly scale insects, which can be treated with alcohol or killed with quick-kill insecticides.

IV. Other issues

1. Toxicity: It is not poisonous and there is no record of its toxicity, so you can keep it with confidence.

2. Can it be grown at home?: It looks good for viewing. You can make it into a potted plant and place it at home for viewing. You need to choose a suitable location.