they will begin to bolt and go to seed. They can be sown quite closely together if you want to cut lettuce leaves. But space ...

Easy to cultivate and fast-growing, lettuce is perfect for new hydroponics gardeners. There’s a reason why lettuce is one of ...

Harvest leaves from cut-and-come again lettuces when plants are about 5cm (2in) high, or allow the plants to grow to about 15cm and cut the whole head off leaving a 3cm (1in) stump - a new plant ...