Independently from the experimental factors, in the first year of
vegetation roseroot plants produced from 1 to 3 stems with a height
of 5.6 to 10 cm and a diameter from 0.84 to 2.11 mm, whereas in the
following year, stems number amounted to 6 units per plant, and
their height amounted to 14 cm on average and their diameter increased
to 3.35 mm (Table 3).