You'll need tinder to get your fire started, and while we should hedge our bets by bringing some from home – it doesn't last forever. In the field, this vital material can come from dead, but usually not rotten, plant-based materials. Your tinder should be as dry as possible, very fluffy and possess lots of surface area to burn. You can often find excellent tinder in the form of grasses, leaves, pine needles, fibrous tree bark, weed tops, seed down, wood shavings, and more unusual stuff like palm fiber and certain mosses. But it's not always "ready to use." Here are four ways you can get your materials into tip top shape for fire starting.