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 ...

You’ve probably walked past this purple-flowered plant with its distinctive spiky leaves without giving ... artichoke-like flavor to salads. The seeds can be ground and brewed into a coffee ...