Type of seeds

The plant grown from the seed, and in the course of cultivation has not had its root system modified (by transplantation, undercutting of roots, replanting to containers, rooting).

The plant grown from the seedling or by vegetative propagationand in the course of cultivation has had it’s root system modified (by transplantation, undercutting of roots, replanting to containers or rooting of self-seeding seedlings) with the above-ground part of a height till 70 cm.

The plant grown by double transplantation, undercutting of the roots, replanting to containers or by a combination of all these operations, with the above-ground part at conifers from 51 cm to 121 cm and at broadleaves from 81 cm to 121 cm.

The plant grown by doing at least two transplantation, undercutting of the roots or replanting to containers, or a combination of these operations, with the above-ground parts of a height from 121 cm to 250 cm and with a contoured crown.