Can you weed out an orchid with a planted head?

Yes. If you are sick, it is common to have a cold, so you can eliminate it. Lanshou in the Japanese goldfish book published in the 18th century called "egg worm", is the Chinese goldfish introduced to Japan after the development of species, is a thermophilic animal, they live in the water temperature is too low or too big temperature difference, will lead to their disease.