How to topdress rose flowers
Last Update ：2024.12.23
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Second, first or second year students
When topdressing it, it should be done according to the planting year and planting method. If it is planted for the first time, organic fertilizer should be applied when the seedlings are larger, but the dosage should not be too high. If it is a biennial, a concentrated cake fertilizer or a continuously effective organic fertilizer should be applied before winter. If it is planted on the ground, dig a trench around the rhizome after pruning and apply an appropriate amount of cake fertilizer. If it is a potted plant, apply an appropriate amount of cake fertilizer while pruning the roots and changing the soil.
1. First planting
1. Initial planting
If the plants are planted for the first time, the larger seedlings should be mixed with organic fertilizer or some media such as pine forest peat as fertilizer. Organic fertilizers such as cake fertilizer and bone meal can also be used. The application time is 20 A 1-centimeter pot can contain 20 to 50 grams of fertilizer, but be careful not to use too much.
Two, one or two years old
< p>One-year or two-year-old plants should be applied with a concentrated cake fertilizer before winter, or a continuously effective organic fertilizer. For example, decomposed cake fertilizer will suffice. The soil must be turned over and applied so that there are enough nutrients into the winter. There is no need to apply it again during dormancy.
3. Ground planting
If For plants planted on the ground, after pruning, dig a circular trench around the rhizome. Depending on the size of the plant, bury 200 to 300 grams of fertilizer cake for each plant. You can also add about 500 grams of animal manure, so that it can meet the needs of the second year. required nutrients.
4. Potted Planting
Potted Plants After pruning, the planted plants should be removed from the pot, cut off the withered and rotten roots, and then replace them with new nutrient soil. At this time, 50 to 100 grams of fertilizer cake can be buried in the lower middle of the pot to satisfy the growth of the second year. need.
Second, first or second year students
3. Ground planting
4. Potted Planting
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