Why can't tomatoes be planted the second year? Do I have to plant tomatoes again the second year?

Will tomato plants still bear fruit in the second year?

Tomato is an annual or perennial plant, and it will continue to grow in the second year. However, it usually grows for one year and withers in winter. Some varieties of tomatoes can be grown in a greenhouse for many years and can still grow and bear fruit in the second year .

Reasons why tomatoes cannot be planted in the second year

Tomatoes cannot be planted in the second year because there are fewer nutrients in the soil and more bacteria and insect eggs, which are not conducive to the healthy growth of the plants. When planting, tomatoes need to use soil rich in organic matter to provide nutrients for the roots and stems. And the tomatoes should be placed in a well-lit place to allow the plants to absorb sunlight and accumulate sugar in the fruit. However, some conditions may not be met in the second year. Let's talk about the specific reasons.

1. Poor soil

Tomatoes cannot be planted in the second year because the soil where tomatoes have just been planted is relatively poor and has fewer nutrients, which cannot provide nutrients for the plants. In order for tomatoes to grow better, soil rich in organic matter must be used.

2. More bacteria

The soil where tomatoes have been planted has more bacteria and many insect eggs. If they are planted continuously, the tomato seedlings will die. When planting tomatoes, the soil needs to be deeply plowed and dried to allow the plants to grow healthily.

Tomatoes can be grown for several years in a row.

Some tomato varieties need to be replanted in the second year. Some varieties of tomatoes can grow for many years in a greenhouse and can still grow and bear fruit in the second year. If managed well, they can even be cultivated for two or three years, but the yield is not high.

Therefore, in order to ensure a better yield of tomatoes in the second year, it is generally planted one year to avoid repeated cropping, because pests and diseases will become more and more serious after repeated cropping.