ALLIUM AFLATUNENSE «PURPLE SENSATION» AT THE SOUTH URAL BOTANICAL GARDEN-INSTITUTE

The article presents the results of Allium aflatunense "purple sensation" introduction test. Studied: phenology, morphometry, reproducibility, reproduction and assessed the success and prospects of the species in culture. Phenorhythmotype is a short-seguing ephemeroid. In spring, it grows in the 2nd-3rd decade of April. Blooms at the end of May. The flowering phase lasts an average of 15 days. Seeds ripen in the first half of July. The period from growing to ripening of seeds is 78-84 days. A. aflatunense "purple sensation" ends vegetation at the end of June. The height of the plant is from 57 to 75 cm, the thickness of the stem is up to 0.6 cm, the length of the leaf is 43-47 cm, the width of the leaf is 2.9-4.2 cm, the diameter of the inflorescence is 9.5-12.5 cm, the diameter of the flower is up to 1.2 cm. The lowest fertility is observed in 2015: the number of flowers in the umbrella is 4488 pcs., The number of fruits - 9-23 pcs., The number of seeds in the umbrella - 14-30 pcs., fruit formation - 23.5%, productivity coefficient - 27.0%. The largest reproductive indicators are noted in 2021: the number of flowers - 104-223 pcs., The number of fruits - 73-160 pcs., The number of seeds in the umbrella - 122-333 pcs., fruit formation - 72%, productivity coefficient - 35.0%. Seed and vegetative reproduction (with bulbs). The weight of 1000 pieces of seeds is 3.0 g. According to the assessment of success and prospects, this onion is assigned to the group of promising plants (16 points). A. aflatunense "purple sensation" deserves attention as an ornamental early flowering plant.