What to do if the rose has rotten heart

1. Spraying for sterilization

1. Reason: If the rose is infected by bacteria before blooming. Then when it blooms, its flowers may wither prematurely, or suffer from rot or heart rot problems.

2. Treatment method: First, remove the flowers that have rotted, then move them to a ventilated place, and spray some sterilization solution regularly.

2. Improper fertilization

1. Reason: Its flowers are delicate and afraid of stimulation. If you spray fertilizer on the flowers during the flowering period, it may cause the heart to rot.

2. Treatment method: First remove the rotten flowers, and then wipe other flowers that may be stained with fertilizer with a wet wipe. During the subsequent maintenance process, be careful when applying fertilizer to avoid the fertilizer from contaminating the flowers again.

3. Excessive fertilization

1. Reason: Generally, during the flowering period, it is necessary to stop fertilizing it, or control the fertilizer appropriately. If a large amount of fertilizer is applied at this time, it may also cause the flowers to rot.

2. Treatment method: Pour excess water into the plant's pot to wash away the remaining fertilizer. After that, let the flower soil dry, control the fertilizer for a few days, and wait for it to recover.