The necessity of soil replacement in potted plants The frequency of soil replacement in potted plants The techniques of soil replacement in potted plants As a model of interior decoration and green plants, potted plants are becoming more and more popular. Regarding the maintenance of potted plants, many flower friends have doubts that potted plants really don't need to change the soil?" This article will focus on this question and answer the mystery of potted plant maintenance for you. The necessity of replacing soil in potted plants 1. Soil fertility declines If potted plants are planted in the same soil for a long time, the nutrients in the soil will be absorbed by the plants, resulting in a decline in soil fertility. At this time, soil replacement can replenish the nutrients in the soil and restore the plants. Growth vitality.
2. If the soil is hardened for a long time and the soil is not changed, the organic matter in the soil will gradually decrease, resulting in soil hardening. The hardened soil will affect the respiration and water absorption of the plant roots, and then affect the growth of the plant.
3. Soil pests and diseases. Pest and diseases in the soil will gradually accumulate over time. Long-term non-replacement of soil will aggravate the occurrence of pests and diseases. Soil replacement can remove pests and diseases in the soil and reduce the impact of pests and diseases on plants. Frequency of soil replacement in potted plants 1. Small potted plants can generally change soil once a year. If the potted plants grow vigorously and the soil fertility declines rapidly, the frequency of soil replacement can be appropriately increased.
2. The frequency of soil replacement in large potted plants is relatively low. Soil replacement is generally done every 2-3 years. During soil replacement, part of the old soil can be mixed with fresh soil to improve soil fertility.
3. Special plants Some special plants have higher soil requirements, such as orchids, succulent plants, etc., and may need to be replaced more frequently. The specific frequency of soil replacement can be determined based on the growth conditions of the plants and soil conditions. Tips for soil replacement in potted plants 1. When selecting suitable soil for soil replacement, you must choose the soil suitable for plant growth. You can refer to the growth habits of the plants and select the corresponding soil type.
2. Clean up the root system Before changing soil, the root system of the potted plant should be cleaned to remove rotten and dead roots to ensure the normal growth of the plant.
3. Soil change time The best time for soil change is the period of vigorous plant growth, such as spring and autumn. At this time, the plant has a strong ability to absorb soil nutrients, which is conducive to plant growth.
Although potted plants do not require frequent soil replacement, proper soil replacement is crucial to plant growth. By understanding the necessity, frequency and skills of soil replacement in potted plants, you can help you better maintain potted plants and let your green plants thrive.
References: "Potted Plant Maintenance Manual", China Forestry Press, 2018.
"Interior Plant Conservation Skills", Shanghai Science and Technology Press, 2017.