The requirement of iron trees on soil is relatively high. Because it is afraid of waterlogging, so the drainage of soil must be good. In addition, there are some basic requirements such as looseness, permeability and fertility. According to its habits, the soil is required to be acidic. Generally, sandy soil is better.
It prefers light. If it is very dark for a long time, the leaves will become dull. Generally enough light should be provided throughout the year, but shade is needed when the light is particularly strong. Especially when the iron tree grows new leaves, the light must be better
Tieshu likes warmth. Usually, it can be kept within 20-25 ℃. In winter, special attention should be paid to cold prevention. The temperature should not be lower than 10 ℃. Summer temperature can not be too high, because both extremes are disadvantageous
Generally speaking, it is afraid of waterlogging and likes to be slightly dry. Usually wait for the soil to dry before pouring. The interval of watering is different in each season. Spring and autumn are about once every 3-5 days. In summer, water twice a day at the highest temperature. In winter, it is usually once every 10 days.
It mainly uses nitrogen and potassium. The concentration does not need to be too high. If the color of the leaves is not good, some ferrous sulfate can be added to the fertilizer.
The growth of iron trees is fast, and they need to be pruned after a certain period of time. Cut the branches and leaves that are too dense. Cut the yellow leaves directly.
