Europe

Chestnuts, hazelnuts and heart nuts....

Some examples of the numerous variations of chestnut and hazel nut I am propagating this year.

Castanea spp. Luther Burbank hybrid chestnuts

Genetic diversity among Burbank Sorbus domestica seedlings. -Fall 2019.

Some of the diversity among the seedling Sorbus domestica selections found at Luther Burbank’s former experimental farm. Even in Europe it is rare to find Sorbus domestica fruit this large.

An unusual variety of Sorbus domestica.

This is an interesting semi-pyriform Sorbus domestica variety from one of Lurther Burbank’s seedlings growing at Burbank’s former experimental farm in Sebastopol, CA. The second photo on the top row compares this still green semi-pyriform variety with a more typical fruit form, almost ripe.

Old plum varieties in Lake County, California

Here are some interesting old plum varieties found on a semi-abandoned orchard in Lake County, California along with a wide variety of other fruit and nut trees.

Sorbus domestica hybrids - Hybrid Mountain Ash

An overview and photos of Luther Burbank’s Sorbus domestica hybrids in Sebastopol, California. Sorbus domestica has much potential in agroforestry systems, reforestation and further domestication / selection / hybridization.