What to do when the rose has black stems, here's a trick to solve it
Today's small experience sharing: What to do when the rose has black stems, here's a trick to solve it - the small experience of green plant maintenance, the specific content is as follows:
What to do when the rose has black stems, here's a trick to solve it
Roses with black stems are usually caused by improper fertilization or infection with a disease. If the black stems start from the bottom up, it often begins at the roots, so you need to take it out of the pot directly, cut off the black roots, and soak them in a carbendazim solution, then soak in root-promoting powder before replanting. If the black stems start from the top down, just cut off the black parts promptly and trim them thoroughly. In addition, it is necessary to change the maintenance environment in the later stage, increase ventilation, and control temperature and humidity.
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