By Kim Snowdon

Colorado Master Gardener

“Lettuce celebrate the goodness of greens!” — author unknown

Cool-season salad greens are an easy garden crop for your raised bed or a container on your patio. A vegetable is considered a cool-season crop if it thrives in temperatures between 50 degrees and 70 degrees. And there’s nothing more satisfying than harvesting a few tender leaves as the basis for a fresh and creative meal.

Lettuce, arugula, mizuna (similar to arugula but with a milder peppery taste), chervil, escarole, cress, kale and Swiss chard are some of the varieties of greens that can be sown for salads.…