Can waste cardboard be used as fertilizer?

Waste cardboard as fertilizer

Waste cardboard boxes cannot be used as fertilizer, and they cannot be directly sprinkled on the soil of plants as fertilizer, unless real fermentation technology is available. Otherwise, normal corrosion will take a very long time, ranging from a few years to more than ten years.

Waste cardboard boxes cannot be used as flower fertilizer. Flower fertilizers are rich in nutrients, and some flower fertilizers also contain other elements such as phosphorus and nitrogen. No matter what kind of plants or flowers, waste cardboard boxes cannot be used as flower fertilizer.

How to make fertilizer from waste cardboard boxes

1. Collect kitchen waste, weeds, trimmings, newspapers and ordinary cardboard within a week;

2. In the center of the cardboard compost, stack these materials in layers, then mix in moistened newspaper or cardboard cut-up pieces;

3. Cover the cardboard compost bin with cardboard, burlap or old sheets to prevent moisture from evaporating;

4. Continue to collect kitchen waste, weeds and other materials for one week, then dig a small hole in the middle of the cardboard compost bin, pour these materials into the small hole in the center, mix in shredded newspapers or shredded cardboard, stir and cover again;

5. After the cardboard compost bin is full, let it fully biodegrade and check the humidity once a week. It usually takes three months to complete.

Key points for using waste cardboard fertilizer

1. Generally speaking, the lifespan of a cardboard compost bin is about one year, depending on weather conditions and its location or placement in the yard.

2. If the cardboard compost bin is no longer effective, you can use it as the base layer of a new cardboard compost bin, and then tear up the old cardboard compost bin boards and put them in.