Eight methods of radical cure of yellow leaves by green planting of flowers
Home flowers often appear yellow leaves, but also flower friends often encounter difficulties, if not stop real-time management, flowers and plants may die. Flowers and yellow leaves have a variety of reasons, according to the reasons for the above attack real-time symptomatic management, you can make flowers and plants from the beginning of vigor.
1. Lack of fertilizer and yellow leaves
Flowers and plants lack fat and appear thick and weak. The leaves were yellow and looked lifeless. Fertilization should be applied immediately and will take effect in a few days.
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2, fat leaf yellow
Too much fertilizer or too close to the roots, flowers can not absorb the roots burn, resulting in leaf loss, yellow leaves. Do not apply fertilizer that has not been decomposed, and do not apply excessive fertilizer. Apply thin fertilizer frequently. If too much fertilizer is applied, more water can be used to sweep up the fertilizer. You can also replace the soil from scratch.
3, basin soil discomfort leaf yellow
Because potted plants are temporarily watered with tap water, salty alkali accumulates in the pot soil. When severe, the basin soil whitens, making the flowers yellow and scattered. Especially in the south, the alkali content of water and soil is relatively high. Apple skin soaking water can be used to water flowers, perhaps with potassium dihydrogen phosphate mixed with water to water flowers. It is best to use acidic soil for transplanting.
4, drought dehydration yellow
Flowering forgotten watering or temporary watering of the waist water (that is, wet under dry), but also simple to cause yellow leaves, leaves wilting droop. First, the lower part of the old leaves yellow, and gradually from the bottom up yellow scattered. This kind of condition needs to be watered in large quantities and sprayed with water to restore it and then transferred to general watering.
5. Excessive watering
Basin soil is too wet temporarily, form anoxia in soil, make partial fibrous root decays, make flowers and plants cannot absorb water and fertilizer commonly, cause flowers and plants leaf yellows to fall. Should immediately master watering, stop fertilizing, put it in the dry ventilation, and often loose soil, so that the soil ventilation is excellent.
6, temporary did not change the pot caused by yellow leaves
Because the pot has not been changed for a long time, the flower has many roots and needs more water and fertilizer, and the small pot cannot satisfy the development demand of the flower. Root system does not stretch open, breathing difficult, old leaves dry yellow dull, tender leaves yellow hypertrophy. At this point to change the appropriate flowerpot, soil selection has humus loose soil.
7, iron deficiency leaf yellow
Iron deficiency in flowers and plants will make leaves yellow, available rust watering flowers, the results are very good. Rusty nails can also be buried in flowerpots.
8. Yellow leaves formed by diseases and insect pests
Flowers in the process of development will inevitably attack pests and diseases, once the outbreak of pests and diseases, leaves will be yellow and scattered and even die. Carbendazim spraying or irrigation can be used every month to prevent disease onset, pay attention to good ventilation.
·END·
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