Sarah Raven plants four varieties of tomato in a bed in the Berryfields greenhouse, explaining how to stake and pinch out sideshoots from plants.
Sarah goes on to demonstrate how to plant tomatoes in grow bags, using ring culture pots to ensure plants get the most out of potassium feed.
Gardeners' World is brought to you by the BBC. Search Gardeners' World on WonderHowTo for more videos that give practical gardening advice from experts. In this video, learn how to grow tomatoes in grow bags and beds.
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