How long does the nutritional soil need to change the old nutritional soil, can I still use it?

1. How long does the Nutritional soil need to change new ones

People who like to raise flowers generally use Nutritional soil. Whether they are purchased or self -made, how long does it take to change the nutrient soil?The soil is just the substrate of planting plants. Through the soil to draw nutrients and water. Generally, small pots of family care flowers should be replaced with soil every year. Large pots of flowers change soil every two years.On the one hand, the reason for changing the soil is to change the larger Flower pot. The root system of the plant can stretch well, and the growth is released to a greater extent.On the other hand, for the sake of a better living substrate for plants, the soil will be barren or coordinated after a long time, and even breeding diseases and insect pests. Changing soil can ensure nutrients and health.

2. Can the old Nutritious soil be used?

The old Nutritional soil was discarded and felt unfortunate, but because of the previous use, various pests and pests were inevitable, and the nutrients were relatively consumed.So how to make old Nutritional soil waste into treasure and achieve repeated use?How to deal with old nutrient soil?

For old soil, you need to use it with caution. Generally, you must not be used directly for new flowers and plants.First of all, we need to treat antivirus, sterilization, and insect extinguishing treatment. We can adopt the method of exposure to the sun, or we can apply some bacterial solution in the old soil, and even stir fry in the pot.Through a series of anti -virus disinfection, sterilization and insects, re -use can ensure safety.

Before use, it is usually necessary to mix the old nutrient soil with some compost or new Nutritional soil. The proportion of old soil accounts for about 30-5 %.Entering some garden soil, sandy loam soil, etc., can realize that it can increase soil looseness while increasing nutrients and improve the fertility of the soil.

Of course, the old soil can also be mixed into the medium of composting, so that it can be integrated with each other, but although this can enhance fertility, it often takes more time.This is usually not desirable for the urgency of planting new seedlings.Therefore, this method is not widely used.

Mixing old soil with vegetable garden soil is also a way to use the use of waste or recycling cycles.But after all, the soil used will inevitably be infected with diseases and insect pests, and these diseased and insect pests are easily infected with plants when they are on the basin, which causes infringement.At the same time, even if some nutrients or Fertilizers are supplemented in it, the soil will still lack some mineral elements that can promote plant growth, so it is easy to cause the disease and may cause death in severe cases.

Therefore, the repetitive use of the old nutrient soil can save costs and enable waste to achieve effective recycling; but on the other hand, it also needs to do a good job in the protection of pests and insect pests.Before use, be sure to be processed by sterilization.