The Grainger Shagbark Hickory was discovered in Grainger county Tennessee in 1935. It has a very large nut for a Shagbark Hickory almost as big as a Shellbark Hickory nut; 3.2g kernel, 143 kernels/lb, and 39% kernel. Grainger bears regularly and shells out easily into mostly halves. It is a good pollinator of other hickories. Good in zones 5 to 8. Good yield, but some susceptibility to leaf blights. Nuts fall in mid October in Southeastern Ohio. 3.8g kernel 49% kernel in Ohio.
See where Grainger grows on our farm map
Grainger is susceptible to late season leaf blight. By late summer the leaflets develop brown blotches and dark, mottled lesions on both the upper and lower leaf surfaces.