Jo-Jo
ActivePrunus domestica L. · European plum
Walter Hartmann c/o Universität Hohenheim
10 August 2026
The tree is vigorous, reaches a height of up to 5 meters, forms an oval, spreading and sparse crown. The variety is precocious, entering fruiting in the 3rd–4th year after planting, and is characterized by high yield.
Fruits weighing from 60–70 to 100 g have a broadly oval shape, dark purple, almost black color with an intense bluish waxy bloom. The flesh is yellow, firm and juicy, the stone is difficult to separate.
The variety possesses high winter hardiness, withstanding temperatures down to –32 °C…–34 °C, and good resistance to Clasterosporium carpophilum, gummosis, scab, rust, Coccomyces hiemalis and Monilinia. It is considered self-fertile, suitable for fresh consumption, processing and drying.
1 jurisdiction
Green indicates countries where the variety is listed in the national catalogue and its seeds are authorized for sale. Expired registrations are marked separately: the variety was previously admitted, but sale is no longer permitted.
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Same species
Prunus domestica L. · European plum
Walter Hartmann c/o Universität Hohenheim
Prunus domestica L. · European plum
Hartmann Walter
Prunus domestica L. · European plum
Walter Hartmann
Prunus domestica L. · European plum
Prunus domestica L. · European plum
Prunus domestica L. · European plum
Nearby in the species list BIJELA_SITNA, BIJELICA, BIJELICA_JAJARA, Bilska rana, Bistrica, Blå Abrikosblomme, Blå Herreblomme, Black Prince, Blaue Krieche, Blaue Zipper, Bleue de Belgique, BLUE FREE, Blue Frost, Blue Moon, BLUE MOON SEL. 8-91, BLUEBELL (BLUE BELLE PLUME), Bluefre, Bluefre ISK, BM-VA-1, BM-VA-2