Don't throw the cuckoo with rotten roots to sterilize it and grow new roots.
If you want to solve the problem of rotten roots of rhododendron, first take it out and clean it from the pot soil, then cut off the rotten part, soak it with potassium permanganate for 30 minutes, disinfect the flowerpot, and change it into suitable soil. after replanting, appropriate amount of water should be watered and placed in a ventilated place for maintenance, and there is no need to fertilize within a month, and it can be maintained normally after half a month.
First, take out the plant
No matter whether the rotten roots of azaleas are serious or not, take it out of the pot soil first, and then wash its roots with clean water, so that you can see the rotten parts more quickly, and then deal with them accordingly. Be careful when cleaning. No new wounds.
2. Pruning rotten roots
After washing the rhododendron roots with water, cut off the rotten roots with sterilized scissors and soak them with potassium permanganate for about 30 minutes after pruning.
III. Change the basin soil
During soaking the roots of azaleas, clean up the old soil of the flowerpot, disinfect the flowerpot, put it in a ventilated place to dry, and then install suitable soil in the pot soil.
IV. Replanting
If you want to replant the soaked azaleas in the new potted soil, you should operate them carefully, pour the right amount of water after planting, and keep them in a ventilated and cool place. You don't have to fertilize them within a month, and you will be able to maintain them normally after about half a month. Soon it will take root again.
Usually control the amount of watering, do not let the basin soil produce stagnant water, fertilization should also be appropriate, do not apply high concentration fertilizer, so as not to burn roots, and pay attention to the prevention and control of root rot.
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