Gardenia, jasmine yellow leaves? Use it to gently spray once every 10 days, no more yellow leaves.
Many flower friends like to raise several pots of gardenia and jasmine at home, these are popular varieties of flowers with high appearance and good ornamental value, but there is always a big problem in the process of conservation of these flowers. These kinds of flowers prefer acidic soil, but because the soil in the north is more alkaline, it will often lead to the phenomenon of yellow leaves. When this happens, use "it" to spray gently, once every 7 days, no more yellow leaves!
1. Vinegar solution
You can use 10g vinegar and water 3kg, spray plant leaves before 10:00 and after 4pm. Once every 10 days, it can be changed from yellow to green by spraying 4 Mel for 5 times.
2. Vitamin c solution
Watering flowers with vitamin C can help root development and neutralize PH, that is, to make the soil more acidic. In addition to watering flowers, it can also be installed in a spray can to spray the leaves of flowers, which can not only wash the dust off, but also replenish nutrition and make the leaves greener and thicker.
Do not use too frequently, be sure to control the dosage, and it is enough to use it once every 10 days during the growth period.
3. Ferrous sulfate solution
If the acidity in the basin soil weakens and the leaves yellowing or even zooming, ferrous sulfate can be used to alleviate this problem. The appropriate dosage of ferrous sulfate is 5 g to 7 g per basin, and 0.2% to 0.5% for watering or spraying.
These effective self-made sprays gently spray the flowers at home to ensure that rhododendron, gardenia, jasmine and other flowers will no longer have yellow leaves.
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