Why do spathiphyllum leaves turn black: the reasons for the color change

Spathiphyllum is one of the most common and popular indoor plants among flower growers. What to do in such a situation?


  • Causes of blackening of the tips of the leaves
  • Treatment methods
  • Prevention: how to prevent diseases

Causes of blackening of the tips of the leaves

Leaf blackening in spathiphyllum is a common problem that growers face during growing and caring for a plant. The main reasons for the appearance of blackness on the leaves:

  • Failure to comply with watering rules
  • Improper plant nutrition
  • Dry indoor air
  • Direct sunlight

A common cause of many indoor plant diseases is over-watering. This leads to decay of the roots, against the background of this, the leaves turn black. In addition, the root system can rot if the plant is kept in a cool room for a long time.

Spraying spathiphyllum leaves in winter also negatively affects their condition. Leaves absorb moisture, and excess moisture can lead to blackness. Excess or lack of nutrients can also cause leaf blackening. Adequate fertilization should be applied. When a large amount of minerals is added, the plant gets burned.

If you do not take action, the leaves will begin to die off. In addition, spathiphyllum can be infected with various diseases caused by bacteria and fungi. Blackening of the leaves can be observed in diseases such as chlorosis, gommosis, as well as in the case of a sooty fungus, shield moth.

Treatment methods

Before starting treatment for spathiphyllum, you need to establish the cause. If the reason for the appearance of blackness on the leaves is overflow, then the plant must be removed from the pot and carefully examined the root system. Cut out all rotten and rotten parts, and treat healthy roots with a fungicide. Then transplant into a new pot. It should be chosen according to the size of the root system. If the pot is large, then the roots of the spathiphyllum will not be able to absorb moisture and will begin to rot.

After a few days, pour the spathiphyllum with a root solution. The blackened leaves of the flower must be carefully cut off before planting in a new place.

If the blackening of the leaves is associated with a burn when applying a large amount of fertilizer, then it is necessary to rinse the roots with water and transplant the plant into a new container. In this case, you must not forget to change the soil. You can also use another method: remove all blackened leaves and do not apply any fertilizers for some time.

Video about why spathiphyllum leaves turn black:

It is recommended to treat the soil with foundation (2 grams of powder per liter of water). Spathiphyllum must regain its strength. If black spots appear on the leaves, you need to wash the plant in the shower using laundry soap. Several of these procedures will rid the plant of the fungus.

Prevention: how to prevent disease

It is important to avoid stagnant moisture and watering is recommended as the top layer of the earth dries up. After watering, after a few hours, you need to remove excess water from the container in which the pot stands. Watering spathiphyllum is necessary with soft water at room temperature. It is strictly forbidden to water the plant with hard tap water.

Watering is carried out 2-3 times in summer, and once a week in winter. Spraying is carried out simultaneously with watering. In the spring and summer, fertilizer should be applied once a week. In the autumn-winter period, feeding is carried out less often - once a month is enough. You need to feed with a solution of weak concentration.

The plant must be protected from drafts. It is advisable to place spathiphyllum in a room with high humidity and diffused light. In winter, the pot should be placed at a short distance from the window or can be placed on an insulated windowsill. You need to create comfortable conditions for the plant. In winter, it should not be lower than 12 degrees.

An adult plant periodically needs a transplant with a soil replacement. To prevent the appearance of pests, it is recommended to regularly wipe the spathiphyllum leaves with a damp sponge. With high-quality and timely care, the appearance of blackness on the leaves can be prevented.

Watch the video: why plant leaves turn brown and dry on the ends (January 2022).