Experimental garden situated in Průhonice – Chotobuz serves for collection and cultivation of plants from wild, and also for assorted experiments. A rescue cultivation of an extinct species of the Czech flora Ostericum palustre has been carried out in this garden since 1985. Recently, the following topics are addressed here:
The garden also provides cultivation facilities for the adjacent laboratories. The garden equipment enables plant cultivation in open fields (including watered beds), and in four greenhouses, two of which are heated in winter. A parallel garden, specializing in aquatic and wetland plants, is organized at the Institute Department in Třeboň.