Why does the rose of Sharon always curl its leaves?
Comprehensive analysis of why the rose of Sharon always curls its leaves and common 5 reasons analysis of plant cultivation experience, specifically introduced as follows:
Rose of Sharon is known as the queen of flowers, blooming in all seasons, also known as "monthly red", with large flowers, from inside to outside, in a scattered shape, with a strong fragrance, deeply loved by flower enthusiasts. However, many flower enthusiasts have found that their rose of Sharon always curls its leaves. What's going on? Experienced flower enthusiasts have summarized that the curling of rose leaves is mostly due to the following 5 reasons.
One, fertilizer damage and pesticide damage
Reason: Excessive spraying of pesticides.
Countermeasures: Stop fertilizing and applying pesticides, and water more to dilute.
Two, rapid changes in temperature
Reason: Sudden rise or fall in temperature, which the plant cannot adapt to in a short time.
Countermeasures: Change the growing environment of potted plants or adjust by shading, and spray water to regulate the ambient temperature and humidity.
Three, lack of trace elements
Reason: Too single in nutrient supplement during usual fertilization, lack of zinc or boron.
Countermeasures: Supplement with QiziMu amino acid water-soluble fertilizer, dilute and spray on the leaves at a ratio of 1:1000 to supplement trace element fertilizer.
Four, thrips
Reason: Black small insects that can be touched from dusk to night, with a slender body, feeding on the tender leaves and flower buds of the rose of Sharon.
Countermeasures: Usually hang blue boards around the rose of Sharon, and use QianBaiCi RuiLi when the disease is severe, press 4 times and dilute with 500ml of water, after spraying, pour the remaining medicine into the soil for absorption.
Five, variety characteristics
Some plants like strawberry almond cake and NaHeMa in the rose of Sharon naturally have the characteristic of leaf curling. Normal leaf curling does not require intervention, but attention should be paid to whether there are other diseases and insect pests.
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