Variety selected by the Buryat Fruit and Berry Experimental Station. Selected among seedlings from open-pollinated trees of the Ussuri plum. Authors: O.S. Bolotskiy, S.P. Vaulina, E.G. Sokratova, G.T. Kirgizova, T.I. Prokofyeva, N.N. Platono. Introduced into the State Register in 2006 for the East Siberian region.
Tree fast-growing, especially in the first 4-5 years, with a broad-pyramidal, raised, medium-dense crown. Bark flaking, gray. Shoots straight, dark burgundy, bare. Leaves medium-sized, elongated-ovate, long-pointed, dark green, smooth. Leaf blade concave (boat-shaped), with a sharply pointed apex, base tapering, without hairs, with doubly serrated margins. Petiole short, pigmented, glandular dots small, one to two, light green. Stipules 8-10 mm, same color as leaves, elongated, narrowly oval. Inflorescence umbel, flowers rose-like, medium-sized, white, number of flowers per bud — 3. Petals oval, well-spread, 7 mm long, 5 mm wide, stamens 20-27, equal in length to or slightly longer than pistil, calyx green, without hairs.
Fruits medium-sized, symmetrical, fruit height 28 mm, diameter 27 mm, average weight 15 g. Fruit shape round, depression shallow, ventral suture barely visible, shallow. Pedicel short, medium thickness, separates well from branch, weakly attached to stone. Fruit color main yellow, covering dark burgundy, blurred. Numerous subcutaneous dots, dark burgundy. Skin medium, bare with easily removable waxy coating, giving fruit a bluish tint. Flesh yellow, tender, juicy. Stone separates well from flesh, round, smooth, 13-14 mm long, apex rounded, base rounded, ventral suture smooth, two grooves on the dorsal suture, one interrupted. Ridge blunt, not clearly defined. Fruit flavor dessert-like. Variety valued for its fruit flavor. Fruits contain 14.3% dry matter, 5.6% sugars, 1.5% acids, 0.6% pectin substances, 11.5 mg/100g ascorbic acid, 13.9 mg/100g leucoanthocyanins, 37.6 mg/100g catechins, 128.7 mg/100g flavonols.
End of shoot growth — August 20. End of vegetation — October 11. Moderately cold-hardy. Yield 2.7 kg/tree.
Advantages of the variety: compactness and small crown volume, winter hardiness, resistance to fungal diseases, high fruit flavor.
