Goal. Assessment of levels of vernalization demand, photoperiodic sensitivity, frost resistance, and identification of alleles of Vrn1 and Ppd1 genes of two-handed varieties of soft wheat. Methods. Field: growing plants in the conditions of shortened and extended days of phytotron and vegetation site; hybridological analysis by photoperiodic sensitivity genes (Ppd1) and type of development (Vrn1); analysis of variance and correlation; criterion c2; multiplex STS-PCR with specific primers to the PpdD1 gene. Results. Phenotypic differences of the studied varieties in response to vernalization and sensitivity to the photoperiod were revealed. 5 groups of varieties with different Vrn1 and 2 groups of varieties with different Ppd1 genotypes were identified. Winter and frost resistance of two-handed varieties in the tillering and seedling phase, as well as the reaction of two-handed varieties for the duration of the period before earing to winter and spring sowing dates, were assessed. Conclusions. Varieties Demir 2000, Shestopalivka are winter varieties with low sensitivity to the photoperiod, others are typically spring with weak (Solomiia, Pallada, Afina, Yara, L897Ja23) or strong (Lastivka, Khutorianka, Zimoiarka) sensitivity to the photoperiod. Weak reaction to the photoperiod of Afina, Pallada, Solomiia, Shestopalivka, Yara, Demir 2000, L897Ja23 varieties is caused by the PpdD1a gene. Varieties Lastivka, Khutorianka, Zimoiarka are carriers of only recessive alleles of 3 genes of the orthological series Ppd1. The spring type of development of Zimoiarka and Khutorianka varieties is caused by 2 genes VrnA1a and VrnB1a, Afina, Lastivka, L897Ja23 — by genome VrnD1a, Solomiia — by VrnA1a, Pallada and Yara — by VrnB1a. The presence in the genotype of varieties at once of two genes — VrnA1a and VrnB1a, or only one — VrnA1a, and in some cases — only VrnD1a, contributes to a significant reduction in frost resistance of seedlings and winter hardiness of two-handed plants. Winter and spring sowing dates cause the shift of earing time to much later calendar dates compared to sowing in autumn, which can negatively affect the formation of the yield of two-handed varieties.