GREEN FINGERS

Gardeners’ World, 9pm, BBC2

THIS week, Monty Don has plenty of invaluable advice for fans of the versatile pumpkin, and chats to one of the country’s top topiary experts, Jake Hobson. Meanwhile, Rachel de Thame is in Wiltshire, visiting a garden where colour is key, and Adam Frost (pictured) gets the lowdown on a newly planted garden at RHS Hyde Hall, in Essex.