Solutions to the reasons why the leaves of orchid are yellow. Orchid is known as the "gentleman among flowers" and has been loved by people since ancient times. During the maintenance process, the problem of yellow orchid leaves often troubles many flower friends. This article will focus on the reasons for the yellow leaves of orchid grass are explained in detail to help flower friends solve this problem. Reasons why the leaves of orchid grass are yellow 1. If there is insufficient light, orchid grass prefers semi-shade. If there is insufficient light for a long time, the leaves will turn yellow. This is because orchid grass cannot carry out adequate photosynthesis under insufficient light, which affects the synthesis of nutrients.
2. Improper watering. Too much or too little watering will cause the leaves of the orchid grass to turn yellow. Too much watering will cause the roots to rot and affect nutrient absorption; too little watering will cause the orchid grass to lack water and cause the leaves to yellowing.
3. Soil problems The inappropriate soil pH, soil hardening or insufficient nutrients in the soil may cause the leaves of orchid grass to turn yellow. Orchid grass prefers acidic soil, and the pH value is appropriate between 5.5 and 6.5.
4. Infected by pests and diseases During the growth process, bluegrass may be attacked by pests and diseases, such as aphids, red spiders, etc. These pests and diseases will absorb nutrients from bluegrass and cause the leaves to turn yellow.
5. Improper application of fertilizer, excessive application of fertilizer or uneven fertilization may cause the leaves of orchid grass to turn yellow, and excessive accumulation of harmful substances in the fertilizer will affect the normal growth of orchid grass. Solution 1. Properly increase the light and place the orchid grass in a place with sufficient scattered light to avoid direct sunlight. If the light is insufficient, use light to manually fill the light.
2. Control watering According to the growth habits of orchid grass, reasonably control watering. When watering too much, drain water in time to prevent roots from rotting; when watering too little, replenish water in time.
3. Improve the soil Select acidic soil suitable for the growth of orchid grass, replace the soil regularly, keep the soil loose and breathable, and apply organic fertilizers to improve soil nutrients.
4. Regularly inspect orchid grass to prevent and control pests and diseases. If pests and diseases are found, they should be treated in a timely manner. Pesticides can be used for control, but attention should be paid to the amount and method of use of pesticides.
5. Reasonable fertilization According to the growth needs of orchid grass, apply fertilizer reasonably. Apply fertilizer evenly when fertilizing to avoid fertilizer accumulation. Pay attention to the choice of fertilizers and choose fertilizers suitable for the growth of orchid grass.
There are many reasons for the yellow leaves of orchids, but as long as we address the right medicine to the reasons, we can effectively solve this problem. I hope this article can help the majority of orchids lovers and let your orchids thrive.