Heartnut (Juglans ailanthifolia var. cordiformis) SHUBERT

Japanese heartnut, comes from the mountainous areas of the islands of Hokkaido, Honshu, Shikoko, Kyushu and Sakhalin. Highly rated variety for its nut quality and productivity.

Vigour: fast growing, up to 15 - 20 m high. At first it grows straight up, but later it builds up a wide canopy. Bark is light gray and grooved.
Blossom: May, after the first leaf development, partially self-fertile. This means that two or more seedlings or different varieties should be planted. It is a protogynous cultivar, release pollen after female bloom.
Nut: medium-sized, 4 - 5 cm long. The fruits hang in large bunches. Shell hard but easy to break.
Kernel: color light brown, can be easily removed from the shell
Taste: very good, slightly cracking
Harvest season: the nuts ripen in late September
Yields: bears fruit 2 to 3 years after planting, regular yields
Resistance to diseases: Tree overall vital and climatically robust
Frost resistance: completely frost hardy