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Peter Gibbs is in the chair at Ness Botanic Gardens, with questions from a local audience.
Eric Robson chairs at the gardening event of the year, the GQT Summer Garden Party 2013.
Eric Robson chairs a postbag edition from the GQT potting shed at Sparsholt College.
GQT reaches new heights at the Roof Gardens in Kensington, London, with Eric Robson.
Peter Gibbs and a panel of experts answer listeners' horticultural queries in Norfolk.
Eric Robson chairs GQT in Ulster, with Matthew Wilson, Pippa Greenwood and Bob Flowerdew.
Eric Robson chairs this week's episode of Gardeners' Question Time from Upminster.
Eric Robson chairs this week's episode of Gardeners' Question Time from Midlothian.
Eric Robson and the panel are at the RHS Tatton Flower Show.
Eric Robson hosts this week's episode in Staffordshire.
Chaired by Eric Robson, the GQT team is in Ambleside, Cumbria.
Peter Gibbs chairs the horticultural panel programme from Gressenhall, Norfolk.
The GQT team visit Glenarm Castle in Northern Ireland, with Eric Robson in the chair.
Eric Robson hosts a postbag edition from Matt Biggs's garden.
Chaired by Eric Robson, the GQT team is in Penicuik, Midlothian.
Eric Robson chairs the horticultural panel programme in Stoke-on-Trent.
Eric Robson hosts this edition of GQT with local gardeners in Cornwall.
Eric Robson chairs this special edition of GQT with members of the Chelsea Fringe, London.
Postbag edition from the potting shed at Sparsholt College, hosted by Eric Robson.
Eric Robson is in the chair at the Food and Environment Research Agency in York.
The team visit the East Malling Research Centre, with Eric Robson in the chair.
Horticultural advice from St Keverne in Cornwall, with Eric Robson in the chair.
Horticultural advice from Ickenham in Middlesex, with Eric Robson in the chair.
The team visits Stony Stratford in North Buckinghamshire, with Peter Gibbs in the chair.
In this special postbag edition, Peter Gibbs and the team visit Bob Flowerdew's garden.
Peter Gibbs is in the chair at the Jodrell Bank Discovery Centre.
Eric Robson and the GQT panel visit the Edible Garden Show in Warwickshire.
Eric Robson and the GQT team visit Alexandra Palace in North London.
Eric Robson and the GQT team visit local gardeners in Batley, West Yorkshire.
Eric Robson takes the Gardeners' Question Time team to Crickhowell in South Wales.