In early splits, the pistachio nut hull is still tightly bound to the shell, but has a narrow, blackish and gummy-looking split. This split exposes the kernels to pests like navel orangeworm and molds.
In early splits, the pistachio nut hull is still tightly bound to the shell, but has a narrow, blackish and gummy-looking split. This split exposes the kernels to pests like navel orangeworm and molds.
Credit: Gary B. Weinberger