CK-12 Foundation
Ck 12: Life Science: Seasonal Changes in Plants
[Free Registration/Login may be required to access all resource tools.] Have you seen the leaves of plants change colors? During what time of year does this happen? What causes it to happen? Plants can sense changes in the seasons....
CK-12 Foundation
Ck 12: Fourth Grade Science: Life Science: Seasonal Changes in Plants
[Free Registration/Login may be required to access all resource tools.] Looks at the seasonal changes in plants.
Huntington Library
Huntington Library: Making Community Measurements: Which Plant Part? [Pdf]
A lesson in observing a plant or plant community in different seasons for the purposes of recording observable changes.
CK-12 Foundation
Ck 12: Life Science: Plant Hormones
[Free Registration/Login may be required to access all resource tools.] Plants may not move, but that does not mean they don't respond to their environment. Plants can sense gravity, light, touch, and seasonal changes. Learn more about...
CK-12 Foundation
Ck 12: Life Science: 7.14 Plant Adaptations
Learn about some adaptations plants have in order to survive.
TED Talks
Ted: Ted Ed: Phenology and Nature's Shifting Rhythms
With rapidly rising global temperatures come seasonal changes. As spring comes earlier for some plant species, there are ripple effects throughout the food web. Regina Brinker explains how phenology, or the natural cycles of plants and...
Annenberg Foundation
Annenberg Learner: Journey North: Tulip Gardens
Track tulip growth as the season changes from winter to spring. See how temperature, rainfall, and sunshine affect growth and help scientists look for patterns of climate change.