Many fans of indoor plants faced with yellowing of leaves dracaena, but not everyone knows how this must be fought. To find the answer, you need to identify the main causes of this problem:
1) Excessive intensity of watering.
Excessive soil moisture plants are always becoming one of the cause of the yellowing leaves, and then their further falling off. It is therefore important to monitor the frequency of watering and observe seasonal regimes: watering plants in the summer should take place 2-3 times a week as drying topsoil, in winter it is possible to manage one watering in one and a half weeks at full drying of soil in the pot.
Important Note: for irrigation water to be used to defend normal room temperature. To avoid getting excess water when washing the plant pot with the substrate to be wrap with cling film and put in a plastic bag.
2) Violation of the climatic regime of the plant.
Despite the fact that the Dracaena - a tropical plant, relatively high temperatures can have a negative impact on his condition. Optimal conditions of the culture in the home is the temperature range from +18 to +24 degrees Celsius and at an ambient humidity of 65-80%. We can not allow abrupt changes in temperature: because of them leaves may turn yellow and begin to fall. If this happens, it is necessary to normalize the temperature and humidity levels, as well as a number of simple tips to remember:
Regularly spray the leaves of the plant with water from a spray;
Once a month, wipe the leaves with a damp cloth to remove dust;
Avoid finding Dracaena working near batteries;
In hot weather, the plant bathe in the shower.
3) Violation of transplant schedule.
It is advisable to repot dratsenu once in three years. If you do not follow this advice, the lack of the necessary macro- and micronutrients due to the depletion of the substrate and the deposition of salts in it, will result in the yellowing of leaves. To prevent this, a time to handle the plant into a new pot in 2-3 years with a diameter greater than the previous somewhere in the 2 or 3 cm. And best of all, if the capacity is high, reminiscent of a glass of its form, because in this case, the root system will not be subjected to strain and will be able to develop properly.
4) Lack of fertilizer.
Also, the reason may be a lack of nitrogen. Dracaena needs systematic dressing during intensive growth, therefore it is necessary to select complex fertilizers containing said element. Make their worth in the period from March to August, twice a month, slightly decreasing the concentration stated on the packaging and in the rest of the year is desirable selection of top dressing with the absence of nitrogen. As a foliar application should dissolve 0,4g of ammonium sulfate, 0.6 g potassium nitrogen, and 0.5 g of potassium dihydrogen phosphate per liter of water.
These are the main reasons for the yellowing of the leaves of Dracaena room. In order to avoid such a problem, it is necessary to take into account the above-mentioned points and enjoy the view of a healthy and beautiful plants.