Fertilization methods and matters needing attention of the latest marigold

Marigold is a common ornamental flower in life, its growth process can not be separated from light, fertilizer and water, marigold watering is relatively simple, as long as keep the soil dry and wet, but the fertilization method will not. So how to fertilize marigold? Come and have a look with the editor.

1. Fertilization at seedling stage

Many friends think that there is no need to fertilize the seedlings, but in fact, fertilization at the seedling stage is also very important. Fertilization at the seedling stage should be the ratio of organic fertilizer to inorganic fertilizer, not only one kind of fertilizer, otherwise it is very easy to cause the phenomenon of fat loss in the later stage. Seedling fertilization should be diluted with water and then applied, so as to avoid root damage caused by thick fertilizer, and liquid fertilizer can be more easily absorbed by roots and promote seedling growth.

2. Fertilization during the growing period

In the growing period of marigold, the demand for fertilizer is the most exuberant, in order to meet a large number of nutrients of marigold, only enough nutrients can make it grow rapidly. At this time, topdressing should grasp the principle of applying thin fertilizer frequently, generally applying liquid fertilizer once a month. In spring and autumn, nitrogen, phosphorus and potassium compound fertilizer was applied once, and every 15-20 days in spring and autumn growth period. Fertilization is best carried out in the afternoon on a sunny day to avoid plant wilting or root rot.

3. Fertilization at flowering stage

Fertilization can also be carried out at the flowering stage of marigold, and the appropriate fertilization time is 7 o'clock in the evening. If it is a potted plant, foliar fertilizer can be sprayed to quickly maintain the nutrients needed by the plant. For planting marigold in a large area, the soil layer needs to be ploughed 20 cm, so that the topsoil is not only fine and soft waxy, keep the field flat, apply sufficient base fertilizer per mu, and cover the fertilizer with ploughing and raking as base fertilizer.

4. Points for attention

Marigold will enter the dormancy period at low temperature or high temperature. although marigold has a great demand for fertilizer, it is not suitable to apply fertilizer when the low temperature in summer is higher than 35 degrees, otherwise it will burn roots and induce diseases and insect pests. When the click is less than 15 degrees, fertilizing it will also cause its excessive growth and root damage. In addition, when turning the pot and cutting, fertilization should be paid attention to. Generally, after turning the pot, we need to wait for a week to make it suitable for potting soil, and then apply fertilizer, and cutting should wait until its branches and seeds germinate before fertilization.

The above is the introduction of fertilization methods and matters needing attention of marigold. I hope it can help you. If you want to know more about it, please follow us.