When does the domestic rose fertilize? How to make your own mixed fertilizer?
Rose, known as the queen of flowers, also known as "moon red", is an evergreen, semi-evergreen low shrub, the four seasons bloom. Today is about when to fertilize the domestic rose? How to make your own mixed fertilizer?
When will domestic rose be fertilized?
Rose fertilization is usually carried out a few days after irrigation, when the soil is not too dry or too wet, and the fertilizer is spread evenly around plants other than 20-25cm from the stem. If the plant density is high, strip application can also be adopted, that is, sprinkling it between the rows of the plant, then shallow ploughing and loosening the soil, and irrigation to help fertilizer dissolve and permeate.
Fertilizers are often added after flowering in the previous crop to promote new buds in the plant. Or in the early spring when the soil temperature is low, the microbial activity is poor, and the release of organic fertilizer is slow, so as to promote the flower bud to sprout as soon as possible in spring. It is also applied after pruning or when the plant is short of fertilizer.
Second, how to make self-made mixed fertilizer?
Can be mixed according to the needs of the rose, or can be used alone. The most commonly used coordination methods are: urea 1.25g, potassium dihydrogen phosphate 1.25g, water, the complete fertilizer of nitrogen, phosphorus and potassium, the concentration is 2.5 parts per thousand. The other formula is: urea 112.7g, potassium sulfate 112.7g, magnesium sulfate 56.3g, ferric sulfate 28.2g, water 284.3L, the concentration is 1.25 parts per thousand. The formula for correcting the deficiency of trace elements: manganese sulfate 15g, magnesium sulfate 20g, iron chelate 10g, boric acid 5g, water 25L, the concentration is 2/1000.
Before the cultivation of rose, a large amount of organic fertilizer and appropriate amount of phosphate fertilizer should be added; at the initial stage of rose planting, appropriate amount of urea should be applied to promote its early development; after pruning and during the period of active growth of rose, fertilizer should be applied frequently.
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