Fresh rocket is a must for sexy salads. Here's how to grow it

Growing rocket (Eruca sativa) in your garden is so easy it can become a weed - any price you pay for it in a shop is excessive, writes Andrew Unsworth Rocket is also known as rucola, arugula and roquette, but please, not rockette. That's a dancer at New York's Radio City Music Hall: delicious, but not in a salad.