Garlic scapes are occasionally available at farmers' markets, but kengk grows them at home simply by planting garlic bulbs from the market; begin harvesting when they're about six inches tall. Use scapes in place of green onions, kengk says, though the taste is a bit stronger. "Great for stir fries or steeping in milk for a garlic custard," Novelli adds.
Discuss: What the heck is a "garlic slip?"
Photograph of garlic scapes by steelykal