Gardeners' Question Time

Kathy Clugston and GQT team have packed their wellies for a trip to the Ninewells Community Garden in Dundee. Kathy is joined by Matthew Pottage, Neil Porteous and Kirsty Wilson to explore the grounds whilst delving into the GQT Postbag together. Among todays questions, the panellists break down which leaves are better to compost than others, tackle a listener’s battle against tomatoes with tough skins, and debate the long‑term impact of weed‑suppressing membranes on soil health. They also explore the ins and outs of olive tree care, suggest the perfect daisies to plant in a pair of cherished old police boots, and consider which dramatic grasses can bring structure and movement to a no‑mow lawn rooted in very sandy soil. Later in the show, Garden Facilitator at Ninewells Community Garden, Mary Colvin, leads the team on a tour of the vibrant community garden, sharing how gardening and green spaces can boost wellbeing, support recovery, and promote a holistic approach to health. Producer: Dan Cocker Assistant Producer: Rahnee Prescod A Somethin' Else production for BBC Radio 4

Peter Gibbs and the GQT team are in Chaldon. Peter's joined by Anne Swithinbank, Pippa Greenwood and Matthew Pottage. This week the panel take on a wide range of gardening dilemmas, from how to reach into borders without treading on emerging plants, to which colourful plants thrive in shady, chalky soil. When it comes to growing veg, the team also has answers on whether leaving weeds in place can help crops during extreme heat, and tips on non‑chemical approaches to protecting cabbages and sprouts from hungry pests. The panellists also discuss how their plant recommendations have changed over the years, and which plants they now avoid altogether! Later in the show, we hear from Peter’s visit to RHS Wisley where he spoke with RHS Chief Horticultural Advisor, Guy Barter, and Botanist and Taxonomist, Dr Kálmán Könyves to follow up on last year’s Daffodil diaries scheme. Producer: Matthew Smith Assistant Producer: William Norton A Somethin' Else production for BBC Radio 4. * If listening on BBC Sounds and you wish to view the plant list, please go to the Gardeners' Question Time website and open this week's episode page.

Kathy Clugston and the GQT team are in Tyne Valley, Newcastle. Kathy's joined by Dr Chris Thorogood, Bethan Collerton and Matthew Wilson, who tackle a variety of questions from troubled Aspidistra, yellowing Choisya and planting for winter colour. The team also discusses beech hedges, how to tackle the issue of invasive Japanese knotweed and unlikely exotics thriving in northern gardens. Later in the show, Bunny Guinness enlightens us on the benefits and use cases of grow lights within greenhouses. Producer: Dan Cocker Assistant Producer: Suhaar Ali A Somethin' Else production for BBC Radio 4 To view the plant list, please go to the Gardeners' Question Time and open this week's episode page.

Peter Gibbs and the GQT team are in Kimpton, Hertfordshire. He's joined by Bob Flowerdew, Bunny Guinness and Juliet Sargeant. With questions submitted from the local audience in Kimpton Memorial Hall, the panel take on a wide range of horticultural challenges, from alternatives to Valentine’s Day roses, to selecting shrubs for a north‑facing chalk‑clay garden and innovative ways of harvesting horseradish. The panellists also advise our questioners on how to grow figs in containers, prune winter honeysuckle and propagate daphne, and they tell us how best to manage the surprise appearance of fairy rings in a lawn. Alongside these questions, Marcus Chilton Jones, Curator at RHS Bridgewater shares the Do's and Don’ts of winter pruning. Producers: Matthew Smith and Rahnee Prescod Assistant Producers: William Norton A Somethin' Else production for BBC Radio 4

Kathy Clugston and the GQT team visit the Seaton Delaval Hall in Newcastle, to answer questions from the GQT postbag. Today, the panel helps choose roses for a shaded memorial bed, investigates the sudden collapse of a once‑glorious wisteria, and unpicks the mystery of a white flag iris that decided to flower again in autumn, but this time in blue. Kathy is joined by Matthew Wilson, Bethan Collerton and Dr Chris Thorogood. Alongside these questions, Sarah Peilow, Head Gardener at Seaton Delaval Hall takes us on a tour of the Parterre and the South East Garden. Producer: Dan Cocker Assistant Producer: Suhaar Ali A Somethin' Else production for BBC Radio 4.

How can I lighten my orchids? Is there a reliable mix of weed suppressants and fertilisers for growing edibles? Why have the leaves of my Camelia started turning yellow? This week on Gardeners’ Question Time, Kathy Clugston and a hand‑picked panel of horticultural experts head to Clara Vale to tackle the green‑fingered queries of a live audience. Joining Kathy are garden designer Matthew Wilson, botanist Dr Chris Thorogood, and allotmenteer Bethan Collerton, who bring their combined expertise, practical know‑how and good humour to the discussion. Later in the programme, Peter Gibbs visits the renowned Snowdrop Collection at RHS Wisley, where he meets fellow Galanthaphile and Snowdrops expert Jessica Jansdotter. Producer: Dan Cocker Junior Producer: Suhaar Ali A Somethin' Else production for BBC Radio 4

Is it too late to plant daffodil and tulip bulbs? What are the best ideas for planting under a shaded tree? How to maintain a lawn that is regularly used for football? This week on Gardeners’ Question Time, Peter Gibbs and a hand‑picked panel of horticultural experts head to Caterham to tackle the green‑fingered queries of a live audience. Peter is joined by Pippa Greenwood, Matthew Pottage and Anne Swithinbank. Alongside these questions, we hear from Bethan Collerton who visited Wrexham to find out more about the RHS 'It's Your Neighbourhood' Scheme and how it has benefited the community and the gardeners involved. Producer: Matt Smith Assistant Producer: William Norton A Somethin' Else production for BBC Radio 4.

Do the panel have any unusual gardening habits? Can I grow a Walnut tree in Dundee? Kathy Clugston heads to the stunning Firth of Tay with a hand-picked panel of gardening experts, ready to answer questions from an enthusiastic, plant-loving audience. Joining Kathy are garden designers, botanists and allotmenteers Matthew Pottage, Kirsty Wilson and Neil Porteous, bringing their wealth of knowledge and practical tips to the discussion. Also, Bunny Guinness shares her gardening resolutions for the year ahead, offering inspiration for anyone planning a fresh start in their own green spaces. Senior Producer: Dan Cocker Junior Producer: Rahnee Prescod A Somethin' Else production for BBC Radio 4

How do I maintain a hot compost bin? Do Begonias have a finite life? How do I successfully grow a pineapple? Kathy Clugston and a panel of hearty horticulturalists venture to the Sefton Park Palm House in Liverpool, while digging into the GQT postbag, to solve your trickiest gardening conundrums. Joining Kathy to explore this historic palm house are botanist James Wong, proud plantswoman Bethan Collerton, and head of RHS Bridge Water, Marcus Chilton Jones. They're also joined by head gardener of Sefton Park, Colin Hughes. Producer: Rahnee Prescod A Somethin' Else production for BBC Radio 4

How do you remove mistletoe? How can you protect plants from frost damage? And why do brassicas develop clubbed roots? Kathy Clugston delves into the Gardeners’ Question Time archives to uncover timeless festive gardening wisdom. Drawing on decades of horticultural expertise, GQT panellists and chairs — past and present — share trusted, practical advice for every green-fingered dilemma. From tackling mistletoe to safeguarding plants against winter cold, their knowledge is as enduring and deep-rooted as the gardens they tend. Producer: Rahnee Prescod A Somethin' Else production for BBC Radio 4

Is there a foolproof way to take rose cuttings? Why have my hydrangeas turned from blue to pink? And do begonias have a lifespan limit? Kathy Clugston is in the vibrant Wrexham County Borough, where an enthusiastic audience puts their gardening dilemmas to an expert panel. Joining Kathy are celebrated garden designer and botanist James Wong, horticulturist Bethan Collerton, and Marcus Chilton-Jones, curator of RHS Bridgewater – the sharpest tools in the GQT shed. Later in the programme, Kirsty Wilson shares her top tips for growing holly successfully. Senior Producer: Dan Cocker Junior Producer: Rahnee Prescod A Somethin' Else production for BBC Radio 4

Horticultural programme featuring a group of gardening experts.

How do you grow coriander successfully from seed? Do seeds have a sow-by-date? And will your treasured perennials thrive in the challenging Scottish climate? Kathy Clugston hosts from the beautiful St Mary’s Church in Walthamstow, where a lively audience puts their gardening dilemmas to an expert panel. Joining Kathy are renowned garden designer and botanist James Wong, horticulturalist Matthew Biggs, and allotment enthusiast Frances Tophill, ready to share their knowledge and practical advice. Later in the programme, Anne Swithinbank offers her essential tips on preparing your garden to withstand the winter months ahead. Producer: Matthew Smith Junior Producer: Rahnee Prescod A Somethin' Else production for BBC Radio 4

What’s the strangest thing wildlife has whisked away from your garden? How can I prevent codling moth from spoiling apples? And how do I make reliably nutritious compost using horse manure? Peter Gibbs and a panel of green-fingered experts return to Henley-on-Thames, where a lively audience of passionate gardeners awaits answers to their most pressing horticultural dilemmas. Joining Peter are pest and disease specialist Pippa Greenwood, head gardener Matthew Pottage, and the ever-enthusiastic plantswoman Christine Walkden. Later in the programme, Bunny Guinness offers her expert advice on creating your very own dead hedge. Senior Producer: Dan Cocker Junior producer: Rahnee Prescod Assistant Producer: Suki Glocking Assistant Producer: William Norton A Somethin' Else production for BBC Radio 4

Kathy Clugston and an esteemed panel of gardening experts are in Wrexham in Wales to answer the questions of a green fingered audience. Joining Kathy on the panel are garden designers, botanists and alotmenteers Marcus Chilton-Jones, Bethan Collerton and James Wong. Senior Producer: Dan Cocker Junior Producer: Rahnee Prescod A Somethin' Else production for BBC Radio 4

Kathy Clugston and an esteemed panel of gardening experts are in St Mary's in Walthamstow to answer the questions of a green fingered audience. Joining Kathy on the panel are garden designers, botanists and alotmenteers James Wong, Ashley Edwards and Frances Tophill. Producer: Matthew Smith Junior Producer: Rahnee Prescod A Somethin' Else production for BBC Radio 4

What’s the optimal size for a new greenhouse? How do I get cedar of Lebanon seeds to germinate? How do I revive a dried out compost heap? Kathy Clugston and a panel of passionate horticulturalists are outside Exeter to soak up the sights, scents and history of Bicton Park Botanical Gardens while digging into the GQT postbag, to solve your trickiest gardening conundrums. Joining Kathy under the big top are houseplant specialist Anne Swithinbank, award-winning garden designer Chris Beardshaw, and horticulturalist Frances Tophill - ready with expert advice, clever solutions, and a few laughs along the way. They're also joined by head manager of Bicton House, Edward Lister, to tour the 60 acres of land. Senior Producer: Dominic Tyerman Junior Producer: Rahnee Prescod A Somethin' Else production for BBC Radio 4

Might our otherwise polluted River Thames have a positive impact on my garden? Why has there been so much whitefly this year? Do the panel have a favourite garden they’ve visited? Peter Gibbs and a panel of green-fingered gurus head to the Phyllis Court Club in Henley-on-Thames, where a lively audience of passionate gardeners awaits answers to their most pressing plant problems. Joining Peter are pest and disease specialist Pippa Greenwood, head gardener Matthew Pottage, and the ever-enthusiastic plantswoman Christine Walkden. Later, Johnny ‘Hot Stuff’ Mayard discusses how he grows chillies in his polytunnel that are used for his hot sauce. Senior Producer: Dan Cocker Junior Producer: Rahnee Prescod Assistant Producer: William Norton Assistant Producer: Suki Glockling A Somethin' Else production for BBC Radio 4

Peter Gibbs and a proud panel of gardening experts return to the Whitworth Institute in Darley Dale where they answer questions from an eager live audience of gardeners. Tackling all your weedy woes are the panel, including head gardeners Bethan Collerton and Marcus Chilton Jones, and garden designer Bunny Guinness. Senior producer: Matthew Smith Junior producer: Rahnee Prescod A Somethin' Else Production for BBC Radio 4.

Peter Gibbs and the Gardeners Question Time panel visit the RHS Wisley Greening Skills Garden in Woking, an exciting new project designed to inspire and equip the next generation of horticulturists. No postbag edition is complete without your questions, so the panel dip into the GQT inbox to answer your gardening conundrums. Joining Peter are head gardeners and garden designers Pippa Greenwood, Matthew Pottage and Matthew Biggs. Senior Producer: Dan Cocker Junior Producer: Rahnee Prescod A Somethin' Else production for BBC Radio 4