Why do leaves turn yellow in a tomato ?

Why do leaves turn yellow in a tomato ?

This article will explain why leaves turn yellow tomatoes, since the question does not cease to excite many gardeners.

often leaves begin to turn yellow with the lowest, and not just the veins, and the entire sheet.Zoology explains this state of the plants lack nutrients, namely nitrogen.How to predict it and how to help if the yellowing leaves already appeared?

Seedlings

Start standing with seedlings.If it grew in a greenhouse before planting, as indicated by the roots, intertwined into a tight ball, then settle down such seedlings would be very bad.Because overgrown roots will die off before the transplant, which apparently is not noticeable, and then the leaves begin to turn yellow, and up to the top.This will grow new roots, leaves and appear fresh.The reason why the yellow leaves of the tomato in this case is such that the older roots can no longer provide the necessary nutrients first leaves, and they die.At this time, the roots of healthy plants supply all the necessary re-grown leaves.

transplanting

necessary to sow the seeds before the specified time and then not long keep the seedlings on the windowsill.If the time to plant in the ground is not possible, then try to get to the bush tomato was cooked at least three liters of the earth to the roots of food is not affected.

Spraying

To restore the root nutrition, which began with yellowing leaves, you need to cook a weak saline solution, 1%.In order to take 10 grams of fertilizers (phosphates, chlorides, nitrates, etc.) To 1 liter of water.The fertilizer may be in dry or liquid form.Carefully stir and spray solution ready.The main thing to remember that the concentration should not be greater to avoid burns leaves.Spray need 1-2 times a day, all the recovery plant.This yellowing leaves can be removed because they are no longer to revive.After a week, maximum two, the development of tomato bush will go back to normal.

In a situation where all the conditions have been met at the landing, but still have a question about why leaves turn yellow tomatoes have, it can be assumed that the reason why - in the damaged root pests or lack of soil temperature.It may even appear blue in the color of the stem and leaves.And it is possible that the plant can not take root because of the excessive heat and dryness of the air.In such situations, it will be shown as tomatoes spraying 1% solution prepared from water and fertilizer.