Like most tender greens, arugula is perishable and needs to be used within a few days of purchase. Look for crisp leaves without mushiness.

Asparagus comes in green, white, purple and wild varities. Look for the thinnest stalks possible; these are the most tender. Steer clear of limp and wilted asparagus.

Also known as Swiss chard or rainbow chard, you can eat both the leaves and stems. You want crisp, perky and glossy leaves, with firm and healthy stems.

For both Chinese and European chives, you’re looking for pert green blades without signs of yellowing, moisture or mildew.

Collards are a versatile and delicious member of the brassica family, and can be used both cooked and raw. Look for firm leaves and stems with no yellowing, spots or wilted leaves.

Since cucumbers are mostly water (about 96 percent water by weight), their cell walls break down quickly and turn into mush. Look for ones that are firm with no signs of discoloration.

Look for bright green, firm, plump pods with minimal blemishes (although some spotting on the pods are fine). Avoid pods that are dried out, mushy or yellowing.

Scapes are the curled shoots of hardneck garlic varieties. Scapes should be firm but somewhat flexible and free of blemishes or moldy spots.

These sweet, tart yellow-orange fruits grow in a papery husk, and are often covered in a sticky substance that should be washed off. Leave the husks on until you’re ready to eat them.

When shopping for kale, stay clear of wilted or browning leaves. Leaves and stalks should be firm and dry instead of wilted and mushy.

This wild-foraged leafy green packs a nutritional punch with lots of protein, fiber, omega fatty acids and Vitamins A and C. Look for leaves that are perky.

There are many varieties of lettuce, from loose-leaf to those bought as a head. For all varieties, look for leaves that are intact and not wilting.

Lima beans are a type of shell bean and can be purchased either fresh in the pod or dried. If buying fresh, look for plump and bumpy pods.

Used both in cooking and herbal medicine, mint should have perky stems and leaves with no black spots or wilted parts. Fresh mint should also be very aromatic.

Morels are a wild, cone-shaped mushroom with honeycomb-like texture. When purchasing, avoid morels that are discolored, splotchy or slimy.

There are several varieties of mushrooms and they can be purchased fresh or dried. Look for fresh mushrooms without slimy, moldy or black spots.

Mustard greens are peppery, leafy greens in the same family as broccoli and kale. Look for perky greens that are not wilted with no mushy or black spots.

Nettles are an herb resembling an oversized mint leaf and are best bought or harvested when they are young and the stems are tender, before flower buds appear.

Pea shoots are very young pea plants. They can be eaten like a green - braised, sauteed or tossed into salads - or made into pesto. Look for bright green pea shoots that are not wilted.

Peas are a type of legume and come in a variety of sizes and colors including green, yellow and purple. Look for pods that are plump and bright green.

No matter the variety of potato, be sure to store them in a cool, dark place with low humidity where they can be stored at least one month and up to three months.

Purslane has the most omega-3 fatty acids of any green vegetable. Its flavor is slightly tart and a bit lemony - perfect for summer salads.

Most radishes are sold with the tops attached: look for vibrant greens and firm roots. Don't forget you can saute the tops or use them in pesto!

Rhubarb is a tart, spring-time vegetable with rosy, celery-like stalks. Look for thinner stalks with good color for the best taste and texture — thicker stalks may be more fibrous.

Fresh shell beans cook much quicker than their dried out counterparts. Look for pods that have pronounced, evenly sized bumps and avoid those with noticeable empty spots.

Sorrel comes in both red and green varieties, but both resemble spinach. Sorrel has a sharp, tart, green apple taste that adds a tang to salads and cooked greens.

Fresh spinach leaves can be sold as loose leaves or still attached to the stem. Look for perky, evenly colored leaves with no mushy spots. Smaller leaves will be the most tender while larger leaves can be stringy in texture.

Although you can sprout many seeds, the two most common sprouted types are bean and alfalfa. Look for sprouts that are perky and smell fresh. Avoid any that smell off or that appear slimy or wilted.

Bigger isn't always better when it comes to strawberries: look for berries that are glossy, fragrant and deeply colored all the way up to the stem.

Summer squash comes in many shapes and sizes, but smaller squash typically have a better texture and more concentrated flavor. Larger squash are better suited to baking and stuffing.

Herbal, tangy, citrusy and sweet, tomatillos are like no other fruit. Tomatillos should feel plump and unbroken under their papery husk.

Sweeter and milder than their larger counterparts, baby turnips are perfect for eating raw, roasting or tossing in salads. Turnips should be firm with tight skin. Avoid any that look wrinkled or withered.

Watercress is a leafy green vegetable with a peppery flavor that pairs really well with duck and other game meats. Try to avoid any mushy leaves, as they can spoil the others in storage.