Monty Don shows us how almost anything that holds soil and drains water can be used to grow seasonal veg, salad crops and herbs. Frances Tophill visits some hardy gardeners on the Isle of Man whose beachfront plots are at the constant mercy of the sea. Arit Anderson meets a woman on a mission to ‘green up’ neglected urban spaces. Kate Bradbury shares her tips for attracting wildlife into our gardens, and Toby Buckland helps Sue Kent tackle some tricky jobs in the garden. There's also a tech-savvy grower in Bristol who loves to experiment on his allotment, and a gardener in Manchester who grows an interest array of plants on his 18th-floor balcony. Plus another look at viewers’ films from their own gardens.