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Why Are Some Leaves Changing Color Early?
A few yellow or red leaves can show up well before the rest of a tree starts changing for fall. Here’s why some leaves change color early and what those early signs can tell you about the plant.
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Why Do Berries Change Color?
Listen to this story as a two-minute radio feature: By late summer, shrubs and trees begin to fill with color. Raspberries turn bright red. Elderberries deepen to purple. Chokecherries become so dark they can look almost black, while blueberries take on their familiar blue. Those colors are more than decoration. For many plants, they are part…
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Goldenrod Gets a Bad Rap
Goldenrod is everywhere in late summer, and so are seasonal allergies. The connection isn’t what most people think.
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The Bank Hidden Beneath Your Feet
Beneath every field, prairie and forest lies a hidden seed bank. Learn how dormant seeds wait for the right conditions before springing back to life.
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Why Do Some Plants Smell So Good?
Plants produce hundreds of different aromatic chemicals that drift through the air, carrying information to the living things around them. To us, they might smell sweet, spicy, citrusy or minty. But to the rest of nature, they’re part of a sophisticated chemical language.
