Kate Middleton's Rare Earth Day Note Signed 'C' — A Warm Moment Caught Online

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Royals (1 / 1) 22.04.2026 20:00 / Angela

Kate Middleton surprised followers on Earth Day with a brief, intimate Instagram note about belonging and the natural world. Read on to discover the full story!

A quiet Instagram tribute

On April 22 the Princess of Wales posted a carousel of five landscape photos and a short caption reflecting on nature's pull. She closed the message with the initial "C," a sign she and Prince William now use to show a post is personally from them.

Her seasonal "Mother Nature" series

The post referenced Kate's "Mother Nature" video series, released quarterly on the couple's YouTube channel. The most recent installment, "Mother Nature: Winter," appeared in early January and shows the princess on a pre-dawn walk in Berkshire, where she and William live with their three children.