Leafy Greens Guide: Kale, Spinach & Lettuce Nutrition

Leafy greens like kale, spinach, and watercress provide high levels of calcium and vitamins. From washing collard greens to understanding the nutritional value of mesclun vs. romaine, master the storage and preparation of your favorite salad greens.

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What Causes Rust on Lettuce?

Published Jul,08 2011 | By Sumei FitzGerald

What is commonly known as rust on lettuce is technically known as “russet spotting.” Rust on lettuce doesn’t make the greens inedible, but it does make them unattractive.

Sumei FitzGerald has been writing professionally since 2008 on health, nutrition, medicine and science topics. She has published work on doctors' websites such as Colon Cancer Resource, psychology sites such as Webpsykologen and environmental websites such as Supergreenme. She holds a Bachelor of Arts in sociology from the University of Connecticut where she also studied life sciences.