Legless lizards, lemon verbena and hugelkultur

Resident gardening guru Guy Barter gives the lowdown on slow worms, a fascinating and under-appreciated part of our garden wildlife. Organic gardener Anna Greenland sings the praises of lemon verbena, sharing some delicious and unusual recipes. Urban food grower Alessandro Vitale ('Spicy Moustache' of Instagram fame) explains hügelkultur - a low-cost and eco-friendly way to boost soil health.