>>63744253
Anon... if it was that easy, logistics wouldn't be the major deciding factor in warfare. There's a big reason why agriculture took over the world the moment it was introduced.

Even still, knowledge is key. Edible plant books can be useful for knowing the basics but won't be very useful for your area. Look for local edible plant walks in your region. Take notes and experiment with the best ways to fulfill nutrition, but realize you're asking for something that's *very* hard to do