Cause: palm trees with slime on their leaves are most likely infected with mesquite. These pests congregate densely on the leaves, and the secretion is sticky and feels like mucus. If left untreated, it will continue to spread and even induce coal stain disease. Solution: If it is still less, you can use a moist soft cloth to rub downward, leaving the leaves can not survive. You can also dip it in alcohol, vinegar, etc. If the situation is serious, it is recommended to spray drugs, such as carbendazim, killphos, thiamethoxam, etc.. And spray several times in a row to eliminate them and maintain good ventilation.

Two, low temperature

Cause: If the environment where the palm tree grows has a low temperature, there are signs of frostbite, which may also lead to mucus on the leaves. Solution: winter must keep warm, after being frozen to be transferred to a warm place to promote recovery, but can not be placed in a hot environment at once, to gradually warm up.

Third, the environmental impact

Reason: If the palm tree is placed in the environment of heavy fumes, it may be stained with oil, and then dust, may be sticky. Solution: move to a clean place to raise, timely use a damp cloth to wipe off the leaves on the greasy slime.