Method 1: relatively soft crab gills and shrimp heads
Collect
When eating crabs, shrimps or scallops, collect the soft parts
Soil covering retting
Find an empty flowerpot, fill the bottom with a layer of soil, then put crab gills, shrimp heads, etc., and then cover it with a layer of soil
Pest control
Put the flowerpot containing these seafood shells in a well lit and ventilated place and wait for it to Rett. If you are afraid of attracting insects, you can put dichlorvos or insecticides in it and then bury it
How to use
Generally, these things can be retted in a few weeks. At that time, the soil can be stirred evenly and can be directly used to plant flowers
Practice 2: relatively hard crab shell and shrimp shell
Collect
Crab shells, shrimp shells and spiral shells are relatively hard and can be collected and put together for composting
Stir fry and crush
Put the collected crab shells, shrimp shells and snail shells into the frying pan and fry them over a low heat. Crush or mash them while frying. After cooling, crush them with your feet or grind them into powder
Bask in the sun
Crushed or ground crab shells and shrimp shells can be used to raise flowers in a few days after being exposed to the sun
How to use
When planting flowers, directly sprinkle a layer of powder on the bottom of the basin, which is fertile, loose, breathable and not rotten
Or you can mix crab shell and shrimp shell powder directly into the basin surface or soil< span>