Understand the growth characteristics of early spring roses, choose appropriate fertilizer and fertilization time and method, fertilization precautions. Early spring, when everything recovers, it is the best time for potted roses to grow. In order to make your potted roses bloom more gorgeous flowers in spring, reasonable Fertilization is essential. This article will introduce you in detail the fertilization methods of potted roses in early spring to help you grow beautiful roses. Understand the growth characteristics of early spring roses In early spring, roses are in a period of vigorous growth and have a high demand for nutrients. Roses need sufficient nitrogen, phosphorus, potassium and other elements to promote the growth of branches and leaves and the formation of flower buds. Reasonable fertilization is important to promote Rose growth. Choose appropriate fertilizers 1. Organic fertilizers: Organic fertilizers such as decomposed chicken manure, cow dung, sheep manure, etc. are rich in organic matter and trace elements, which can provide comprehensive nutrients for roses. Organic fertilizers can improve soil structure and improve soil fertility.
2. Chemical fertilizers: Chemical fertilizers such as compound fertilizers, urea, diammonium phosphate, etc. contain high concentrations of nitrogen, phosphorus, potassium and other elements, which can quickly replenish the nutrients needed by roses. However, excessive use of chemical fertilizers will cause soil hardening and affect the growth of roses. Fertilization time and method 1. Fertilization time: Fertilization of roses in early spring is mainly divided into base fertilizer and topdressing. The base fertilizer is applied before the spring roses sprout, and the topdressing is carried out during the period of vigorous growth of the roses.
2. Fertilization method: a. Base fertilizer: Spread organic fertilizer evenly on the surface of the potted soil, and then gently turn it into the soil with a shovel or hand to fully mix the fertilizer and soil.
b. Topdressing: During the vigorous growth period of roses, apply compound fertilizer or diammonium phosphate once a month. When fertilizing, sprinkle the fertilizer evenly on the soil surface, and then water it to dissolve it. Precautions for fertilization 1. Control the amount of fertilization: Excessive fertilization will lead to excessive growth of roses and affect the formation of flower buds. The amount of fertilization should be reasonably controlled according to the growth of roses and soil fertility.
2. Pay attention to the timing of fertilization: Fertilization is best carried out in the morning or evening to avoid direct sunlight and reduce fertilizer volatilization.
3. Avoid excessive fertilization: Frequent fertilization will lead to the accumulation of soil salt and affect the growth of roses. Generally, fertilization 1-2 times a month is enough.
Fertilization of potted roses in early spring is the key to ensuring their healthy growth. By reasonably selecting fertilizers and mastering fertilization time and methods, you will be able to grow beautiful roses. Let us act together to help the growth of roses and welcome the arrival of spring.
References: [1] Zhang Lijun, Li Ming. Fertilizing technology for potted roses [J]. China Flower Horticulture, 2018, 37 (5): 48-49.
[2]Wang Rui, Liu Xiaofeng, Zhang Xiaofang. Study on fertilization of potted roses [J]. Plant Protection, 2016, 42 (3): 78-80.