What is the cause of white seedlings in tomato cultivation? Recently, readers have said that many of the greenhouse tomatoes grown in their own plants are white seedlings. In general, tomato yellow white seedlings are generally caused by the lack of trace elements, and white seedlings indicate that tomatoes are lacking. Iron, when the iron is deficient, the top leaves of the tomatoes are yellow and white, the veins are chlorotic, and they are reticular veins. In severe cases, the leaves are yellow and white. Below we briefly introduce relevant information. For tomato yellow white seedlings, it is generally possible to spray iron-containing foliar fertilizer, such as spraying 0.2%~0.5% of inorganic iron or chelated iron solution on the foliar surface, and adding appropriate amount of urea when spraying on the foliar surface. When using conventional fertilizers, it is recommended to use organic fertilizers and control the amount of phosphate, zinc, copper, manganese and calcareous fertilizers. For iron deficiency caused by potassium deficiency, potassium supplementation can be used to relieve or completely eliminate iron deficiency. This article URL: What caused white seedlings in tomato planting? Isolation Garments,Isolation Gown,Pp Isolation Garments,Isolation Coveralls Taizhou huangyan Yiman industry & trade limited , https://www.yimancoverall.com