The article represents results of renewal to officinal pilot models of varieties of long-fibred flax and crown flax to bring in to high-yielding properties to the environmental conditions of areas of Forest Ukraine. There brief descriptions of comparative evaluation of identifications morpho-biological indications plants of varieties to place on control pilot models with plants of varieties to place on standard models. There are installed the authentic of descriptions to officinal pilot models of varieties.

The article represents results of researches of 20082010 years and evaluation of the new registered and promising varieties and hybrids winter rape (seed) by their genetic potential productivity and adaptability. Changeability varieties according to high-yielding properties and elements of productivity depending with adaptability to the environmental conditions of areas of Forest, Forest-steppe and Steppe of Ukraine. There are discussed the prospects of the trends.