Gardening requires lots of water — most of it in the form of perspiration.

The quip plays on the common advice that gardens need abundant watering, then pivots to a wry truth: the real “water” a successful garden consumes is the gardener’s labor. By equating irrigation with perspiration, it reframes gardening as a physically demanding craft rather than a purely pastoral pastime. The humor also carries a mild corrective to romantic notions of effortless growth—plants thrive because someone weeds, hauls, digs, and tends. In a broader sense, it’s an aphorism about any worthwhile endeavor: resources matter, but sustained personal effort is often the decisive ingredient.