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.

For all varieties, choose fresh basil leaves that are rich in color. If pre-packaged, leaves should be vibrant and lacking dark spots or wilting, signs that the basil is less than fresh.

Look for an even color and a tightly packed head. Apart from its standard white, cauliflower also comes in purple, orange and green varieties.

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

Look for leaves that are dry and free of dark green goop. No yellowing or wilted leaves, which are signs of decay.

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.

Look for fiddleheads that are tightly curled and no bigger than a half-dollar. Any brown, papery bits clinging to the veggie are just a part of the plant, most of which will be rinsed off when you clean them.

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

Whether you call them green onions, spring onions or scallions, these alliums all offer a slightly milder taste than their onion cousins.

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.

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.

When purchasing dried onions, avoid brown or mushy spots and choose onions that feel heavy for their size without any signs of sprouting.

Oregano and marjoram are both available as fresh or dried herbs. To preserve freshness, store dried herbs in a cool, dry place and store fresh herbs in the refrigerator.

Parsley is available in both curly and flat-leaf varieties. For both, look for firm, perky leaves, firm stems and no wilting or yellowing of any kind.

Parsnips are a root vegetable that look like a pale carrot, usually a shade of pale yellow or ivory. Look for parsnips that are firm but not tough.

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.

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!

Ramps are definitely delicious — a peppery and pungent cross between onion and garlic — and their ephemeral nature adds to their appeal. Make sure to select ramps without slimy or discolored patches.

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.

With its pine-like flavor, rosemary pairs well with roasted vegetables and grilled meats. Look for strong-smelling bunches and avoid withered leaves.

With its distinctive smell, sage adds a savory note to many dishes. Look for sage that has perky, silvery green leaves and a strong smell, avoiding any withered or dry leaves.

With their delicate, sweet flavor, shallots look like small red onions. When buying shallots, make sure to feel under the papery husks to make sure the bulbs feel firm.

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.

Tarragon is an herb with a pungent, licorice-like flavor. Look for leaves that are perky and light green, avoiding any mushy or wilted bunches.

Fresh thyme imparts a bright, almost lemony flavor to soups, roasts and other dishes. When buying thyme, leaves should be fresh, green and firmly attached to the stems. Thyme with lots of wilted leaves is less fresh.

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.