- Endives in the open ground, red beetroot, celery, leeks, black radish, spring radish, purple turnips, golden turnips, parsnips, parsley root, lamb's lettuce, kale, squash, courgette, cucumber, round and cherry tomatoes, peppers, green and butter beans, white onions, yellow onions, shallots, lettuce, potatoes, rhubarb, herbs, sweet potatoes...