Hydrangeas – Nature’s Litmus Test
Hydrangeas are nature’s litmus test, by which I mean they can tell us the pH of the soil they are growing in. There are actually…
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Tag: colour
How to Navigate with Rainbows
Many people believe that a thing must be either beautiful or practical. But nature brims with examples that manage both. Rainbows are pretty, but they…
The Difference Between Sunrise and Sunset
Have a look at this photo and see if you can tell whether it is a sunrise or sunset? Yes, it’s tricky. Sunrises and sunsets…
