The seeds of the longleaf pine are edible raw or roasted.

Can you eat long leaf pine nuts?

All pine trees produce nuts which you can eat. However, some species have much smaller nuts. It is worth it to scout out the species which have larger nuts and save yourself some trouble with shelling.

Which pine trees produce edible pine nuts?

In the northern California regions, pine nuts are collected from the Grey Pine or Bull Pine. Tribes burn designs into the hard shell, reflecting the same design they use in baskets; however, they are often left blank, or burned to blacken.