Only a few types of trees have spherical, prickly seed pods, so here's how to identify each specific tree with spiky balls. Reviewed by Sylvia Duax Reviewed by Sylvia Duax You don't have to be a ...

The fast-growing chestnut trees will be ready to produce nuts before they turn five. Harvesting chestnuts is no easy feat, as they're usually enclosed in spiny burrs, seed pods laced with prickly ...