David Kuchta, Ph.D. has 10 years of experience in gardening and has read widely in environmental history and the energy transition. An environmental activist since the 1970s, he is also a historian, ...

Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...

Gardeners can change hydrangea bloom color by altering soil pH. This is a fun and creative way to add a splash of color to your garden, and it's easier than you might think! Not all hydrangeas respond ...

Students will be able to explain that if two substances cause turn a pH indicator different colors, they must be different substances. Students will be able to explain that the color that a substance ...

Hydrangeas one of the top ornamental plants in the country - but they have a special place in Cape Cod. Dubbed the signature plant of the area, the naturally acidic soil and mild winters of coastal ...

Hydrangea macrophylla (Bigleaf Hydrangea): This variety is most commonly affected by soil pH. It includes both Mophead and Lacecap types. The color change is most dramatic in these hydrangeas.