Have you noticed some curly, spiky, gray-green, alien-like plants resting in a shell, hanging from a ceiling, perched on ...

The spread of species beyond their native habitat is a human-made environmental change on a global scale. Among vascular plants, over 16,000 species have now permanently settled in foreign countries.

Question: Pods have formed at the top of some of my amaryllis plants after the bloom declined. It looks like they are full of seeds. Can they be used to start more plants? Answer: Increase your ...