The gardening expert shares the most reliable and bountiful varieties to grow, recommends her favourite crops, and unusual vegetables, herbs and salads that you can’t buy in the shops. As well as planting inspiration, she offers expert tips and techniques for growing and harvesting flavourful crops from January right through to December, all based on easy, efficient and productive techniques that work no matter how much outdoor space you have. Lucy Dallas is arts and digital editor at The TLS.