There are certain hazards in growing vegetables in foam boxes. As the time of the foam box outdoors and the planting time are lengthened, some external factors will change the external material properties of the foam box, such as sunlight, feng shui, Air pollution, etc., may release some harmful substances. Therefore, it is not recommended to use foam boxes to grow vegetables for a long time.

Under normal circumstances, if you use a foam box to grow vegetables for a short time, do not choose an inferior waste foam box when using a foam box to grow vegetables; if the foam box has been filled with chemical supplies before, the box itself is contaminated Hazardous ingredients are even more unselectable; in addition, it is not recommended to be recycled for a long time, especially boxes that are often exposed to the sun on the balcony outside, and must be replaced in time.

There are certain precautions when growing vegetables in foam boxes. When using foam boxes to grow vegetables, you must first measure the dimensions of the balcony or rooftop and the foam box, and plan and arrange the spatial location of each foam box.

If the vegetables you grow have a certain ability to withstand waterlogging, or the box is relatively deep, you can drill drainage holes in the middle and lower side of the foam box, so that a certain amount of water can be stored at the bottom of the box. Vegetables are not prone to drought, and they are not prone to waterlogging.

Precautions for growing vegetables in foam boxes

If vegetables have been planted in foam boxes, there will be a lot of vegetable roots left in the soil. It will take a long time for natural decomposition. If it is not completely decomposed, It is easy to entangle the roots of subsequent crops and affect their growth.

The water from the previous crop of vegetables usually seeps down. Relatively speaking, the soil at the bottom of the foam box will be relatively moist and slightly less breathable. The space in the foam box itself is small. To plant the next crop of vegetables, first put the soil in Pour it out and chop it into small pieces, pick up the obvious root system of the previous crop of vegetables, then spread it thinly and expose it to the sun for 1 day, turning it twice during the period; then mix in an appropriate amount of plant ash, chicken manure and other decomposed dry manure, fill it with water and moisten it, and then sow or transplant the vegetables. .