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One is that during the new leaf development, due to the overcast position, the light is severely deficient, resulting in excessive blade elongation;
The second problem was that during the leaf pumping process, the water and fertilizer could not be controlled. In particular, it was not possible to timely provide "buckling of water", resulting in the blade "crazy";
Under normal circumstances, when the new leaves are drawn from 10 cm to 15 cm, it is advisable to keep the basin soil a little dry. The water can be poured once every 10 days, and the leaves can be sprayed as appropriate, and no quick response can be taken during the leaf drawing period. Fertilizer, when the leaf drawing is completed, the small leaves hardened and then returned to normal water and fertilizer, which can effectively control the length of the newly extracted leaf.
Between May and June of next year, when the new leaves of Tieshu are pumped, water and light can be controlled in accordance with this method. When the potted plants are placed in a fully illuminated place, their leaves can be prevented from being excessively elongated. After the new blade is hardened, the old leaves that are too long are cut from the base to make it a good, short-stemmed, sturdy tree. Tieshu emerged abnormally in the autumn and developed new leaf phenomenon because it will soon enter the winter season.
The first is to control the temperature of the potted soil and change the watering to spray water.
The second is to strengthen the light and extend the lighting time, chase the leaves do not make too long, and promote the early hardening of its small leaves, can help its safe winter.
Generally, as long as the room temperature is not lower than 10°C, the tenderer leaves will not be frozen, but it should be noted that the new leaves are often sprayed during the wintering season to prevent the new leaflets from shrinking due to low air humidity, and to reduce Ornamental value.
What to do if the leaves are too long
The length of the iron tree leaves is more than 1 meter, for the following reasons: