When will the leeches come out in the rivers around Hangzhou?

As long as the temperature is greater than 10 degrees in March, it will come out for activities.

Generally speaking, leeches will come out as long as the temperature is above 10 degrees. From June 5438+00 to April of the following year, it is neither long nor slow, and the rest of the time naturally grows fast, because the weather is warm and the temperature has gone up.

Leeches are annelids, also called leeches. Common in fresh water, it is a natural and precious Chinese medicine. Can be used for treating apoplexy, hypertension, arthritis, anticoagulation and congestion.