One of the most common reasons for parsley leaves turning red is lack of water.

Parsley Leaves Turning Red (7 Causes and Solutions)

Parsley is a popular herb that is used in many dishes for its flavor and color. However, sometimes parsley leaves can turn red, which can be alarming for gardeners. There are a few possible causes for this, but luckily there are also solutions. Keep reading to learn more about why parsley leaves turn red and what you can do about it.