black walnut, japanese walnut, buartnut, butternut in a side by

black walnut, japanese walnut, buartnut, butternut in a side by side comparison from left to right and butternut bottom left. the black walnuts were sourced from MB, and the others were brought it to try out growing them. japaenese walnut, or heartnut is hardy to about zone 5 so better suited for the coast or southern ON. Buartnut is an interested hybrid between the butternut and heartnut, and you can see that in it's intermediate shape.