Here's a quick growing guide to some common vegetables.
Aubergines
Beetroot
Broad Beans
Broccoli
Brussels Sprouts
Cabbage
Cauliflower
Courgettes & Marrow
Cucumbers
French Beans
Leeks
Onions
Parsnips
Peas
Peppers
Potatoes
Radish
Rhubarb
Runner Beans
Shallots
Spinach
Strawberries
Swede
Sweet Corn
Tomatoes
Turnips