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Kathy Clugston presents a special Potting Shed edition of Gardeners’ Question Time, recorded at the Summer Garden Party at RHS Garden Wisley in Surrey. Away from the main stage, visitors drop into the famous GQT potting shed for one-to-one advice from the panel. Dr Chris Thorogood, Marcus Chilton-Jones, Frances Tophill, Matthew Wilson, Matthew Pottage and James Wong help tackle a wide range of gardening dilemmas, from rescuing sun-scorched rhododendrons and reinvigorating star jasmine to choosing climate-resilient hedging and trees for a changing climate. Also, James Wong explores the growing scientific evidence behind gardening’s benefits for our health and wellbeing. Producer: Rahnee Prescod 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.

Peter Gibbs hosts Gardeners’ Question Time from the Royal Botanic Gardens, Kew. Joining Peter are Ashley Edwards, James Wong and Christine Walkden - a panel with strong Kew connections. They answer questions on when is the latest time you to take cuttings, how to identify male and female ginkgo trees, and how to make the most of winter containers. The panellists also explore the growing appeal of perennial vegetables, discuss indicator plants as guides to soil conditions, and share some of their favourite plant stories - from giant corpse flowers and monkey puzzle trees to the first spring buds of hawthorn. And James Wong goes behind the scenes at Kew’s iconic Palm House to discover how one of the world’s most important glasshouses is being prepared for its next chapter. **NOTE** Comfrey was mentioned during this programme in a discussion about edible plants. Comfrey contains naturally occurring pyrrolizidine alkaloids, which can be harmful to the liver if consumed. Although comfrey has a history of traditional culinary and medicinal use in various parts of the world, consumption is generally not recommended in the UK due to potential health risks, regardless of flower colour or variety Producer: Matt 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.

Is there a place for sawdust in the veg patch? How best should I trim a mimosa?  Can you share a remedy for my husband’s plant obsession? Peter Gibbs and the GQT team are in Sidmouth answering questions from an audience of keen gardeners. Joining Peter to share their tips, tricks and tales are  plantswoman Anne Swithinbank, pest and disease expert, Pippa Greenwood, and Head of Horticulture at the Royal Parks, Matthew Pottage. The experts discuss wedding cake trees, whether to keep or cull a rhododendron, and the reasons why houseplants may struggle to flower. Producer: Matt Smith Assistant Producer: Will Norton A Somethin' Else production for BBC Radio 4

As a new series of DIY SOS begins this September, the show joins forces with Gardeners’ Question Time for a collaboration that has more in common than you might think. From Bristol’s Redcatch Community Garden, Kathy Clugston and Nick Knowles are joined by Ashley Edwards, Bethan Collerton and Bunny Guinness. Among the hubbub of the thriving community garden, the panel tackles questions on growing vegetables in a changing climate, reviving underperforming roses and creating accessible gardens for all. The team also explores how community gardening can improve wellbeing, support local wildlife and transform neglected spaces Producer: Matt 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 hosts the second of the Gardeners’ Question Time Summer Garden Party specials from RHS Garden Wisley in Surrey. Joining Kathy are Pippa Greenwood, Matthew Wilson, Marcus Chilton-Jones and Dr Chris Thorogood, taking questions from an audience of keen gardeners gathered beneath the marquee at the Wisley Flower Show. The panel share the gardening lessons they wish they’d learned sooner, help a young gardener who has successfully grown a clementine from pips and work on solving the mystery of some unusually shaped cacti. There are also recommendations for planting up a sunny pergola, making the most of an unheated greenhouse through winter, and advice on how to treat against some unknown pests leaving marshmallow like residues on a well loved Hydrangea. And to conclude, the panel almost break into song as they are asked if there is any music that inspires them to garden. Producer: Alison Vernon-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 hosts the first of two Gardeners’ Question Time Summer Garden Party specials from RHS Garden Wisley. Joined by James Wong, Matthew Pottage, Pippa Greenwood and Frances Tophill, Kathy takes questions from a packed marquee audience at the RHS’s flagship garden. Surrounded by the horticultural hubub amongst the garden's flower show, the panel discusses how to encourage flowers lower down a climbing rose, choosing plants for a recycled boat planter exposed to sea spray, and growing blueberries on alkaline soil. Plus, the panel investigate an unusually shaped butternut squash and reflect on the plants, gardens and memories they have found hardest to leave behind, and the opportunities that came from moving on. Producer: Matt 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 chairs Gardeners’ Question Time from Minstead Village Hall in the heart of the New Forest. Joining Kathy are  plant pathologist Pippa Greenwood, head gardener at Birmingham Botanical Gardens Bethan Collerton, and garden writer and designer Matthew Wilson. As well as being surrounded by roaming wild ponies, the panellists answer questions on drought-tolerant planting, climbing roses for dry shade, alternatives to traditional lawns and whether mulching still makes sense after an exceptionally dry summer. They also suggest bedding and perennial planting combinations for a sunny farm shop border, discuss why weeds and brambles seem to thrive when other plants struggle, and reflect on the garden successes and failures that this year’s hot weather has revealed. Also, Matthew Wilson  visits the site of one of the New Forest’s recent wildfires to meet Leanne Sargeant from Forestry England to talk about the impact the fires have had on the environment. Producer: Alison Vernon-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. Tickets are available for the BBC Radio 4 Gardeners' Question Time Summer Party 2026 held at RHS Garden Wisley on Saturday 5th September. Information and ticket details can be accessed via: https://www.rhs.org.uk/gardens/wisley/whats-on/gardeners-question-time-summer-garden-party

Peter Gibbs hosts GQT from The Donkey Sanctuary near Sidmouth in Devon. Joining Peter are plantswoman Anne Swithinbank, pest and disease expert Pippa Greenwood and the Royal Parks’ Head of Horticulture Matthew Pottage. Soundtracked by the braying of the sanctuary's donkey residents, the panel tackles questions on greening up a concreted-over garden, starting a new allotment during challenging drought conditions and improving the fruiting of a hardy kiwi. They also discuss drought-tolerant planting for clay soil, the prospects for a transplanted hibiscus, and whether changing weather patterns mean it is time to rethink when wildflower meadows are sown. Also, Matthew Pottage runs a special drought clinic, and the panel reveal which garden weed they would choose to champion. Producer: Rahnee Prescod 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. Tickets are available for the BBC Radio 4 Gardeners' Question Time Summer Party 2026 held at RHS Garden Wisley on Saturday 5th September. Information and ticket details can be accessed via: https://www.rhs.org.uk/gardens/wisley/whats-on/gardeners-question-time-summer-garden-party

Kathy Clugston delves into the GQT archive to explore one of Britain’s most intriguing gardening phenomena: microclimates. Travelling across the British Isles, the programme uncovers how local conditions shape what gardeners can grow. We’ll hear stories from the subtropical gardens of Cornwall and the Isles of Scilly, to the urban heat islands of London and the dry conditions of East Anglia before ending up in one gardener's rather chilly frost pocket. Along the way, the panel suggests plants for coastal walls, city streets and challenging shade, explore exotic species thriving in unexpected places, and offer advice on everything from tropical-style planting to sweetcorn cultivation. Plus, a visit to St Michael’s Mount, and Derek Jarman's garden in Dungeness. Producer: Rahnee Prescod 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. Tickets are available for the BBC Radio 4 Gardeners' Question Time Summer Party 2026 held at RHS Garden Wisley on Saturday 5th September. Information and ticket details can be accessed via: https://www.rhs.org.uk/gardens/wisley/whats-on/gardeners-question-time-summer-garden-party

Kathy Clugston and the panel visit Clarkston Halls near Glasgow. Joining Kathy are botanist James Wong, Birmingham Botanical Gardens’ Head Gardener Bethan Collerton, and Balmoral’s Head of Gardens Kirsty Wilson. The panel answers questions on overwintering anemone corms, revitalising a gloomy shaded corner beneath mature lime trees, and whether an unheated Scottish greenhouse is suitable for growing peaches. They also discuss a mysteriously weeping houseplant, what might be causing a Japanese maple to decline, and why healthy nasturtiums can sometimes produce plenty of leaves but no flowers. Plus, Kirsty shares some late-summer pruning tips, and the panel reveal the gardening advice they would give to anyone just starting out. Producer: Alison Vernon-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. Tickets are available for the BBC Radio 4 Gardeners' Question Time Summer Party 2026 held at RHS Garden Wisley on Saturday 5th September. Information and ticket details can be accessed via: https://www.rhs.org.uk/gardens/wisley/whats-on/gardeners-question-time-summer-garden-party

Kathy Clugston hosts another Gardeners’ Question Time Postbag episode from The Hidden Gardens in Glasgow, a remarkable community green space created on a former industrial site in the heart of the city. Joining Kathy to delve into your questions are Birmingham Botanical Gardens’ head gardener Bethan Collerton, Balmoral’s head of gardens Kirsty Wilson, and botanist James Wong. As they explore this aptly named urban oasis, the panel considers how gardeners can make the most of even the most challenging spaces, from creating green roofs to choosing the right trees for compact gardens. They also weigh up the balance between encouraging wildlife and protecting prized plants, in a lively discussion sparked by a rose-munching garden visitor. Along the way, head gardener Paula Murdoch reveals how The Hidden Gardens has evolved from a former tramworks site into a haven for people, plants and wildlife, with wildflower meadows, sensory planting and inventive habitat features woven through the garden. Also, there's advice on designing a sensory school garden, creating a wildlife-friendly pond in the smallest of spaces, and why some plants refuse to behave as the gardening books suggest. Producer: Alison Vernon-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. Tickets are available for the BBC Radio 4 Gardeners' Question Time Summer Party 2026 held at RHS Garden Wisley on Saturday 5th September. Information and ticket details can be accessed via: https://www.rhs.org.uk/gardens/wisley/whats-on/gardeners-question-time-summer-garden-party

Peter Gibbs and the Gardeners’ Question Time panel visit the Lincolnshire village of Pinchbeck, a fenland landscape shaped by waterways and a long history of horticulture. On the panel are plantswoman Christine Walkden and garden designers Matthew Wilson and Bunny Guinness. The team tackles questions on choosing pond plants to support dragonflies, finding colourful plants for exposed, windy gardens, and why some gardeners struggle to grow much-loved astrantias. They also offer practical advice on improving courgette crops, planting around hydrangeas, and dealing with troublesome vine weevil. Water is a recurring theme throughout the programme. Bethan Collerton visits Winterbourne House and Garden to meet plant scientist Professor Jeremy Pritchard and uncover the remarkable ways plants depend on water, from photosynthesis and cooling to the internal hydraulic systems that keep them upright and growing. Back in Pinchbeck, the panel turns to a question many gardeners face during a heatwave - how often should we water our gardens? Christine shares her advice on watering deeply and effectively to help plants withstand dry conditions. Producer: Rahnee Prescod 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. Tickets are available for the BBC Radio 4 Gardeners' Question Time Summer Party 2026 held at RHS Garden Wisley on Saturday 5th September. Information and ticket details can be accessed via: https://www.rhs.org.uk/gardens/wisley/whats-on/gardeners-question-time-summer-garden-party

Kathy Clugston chairs this week’s Gardeners’ Question Time from Clarkston Halls in East Renfrewshire, home to one of Scotland’s oldest horticultural societies. Joining Kathy are Balmoral’s Head of Gardens Kirsty Wilson, ethnobotanist James Wong, and Birmingham Botanical Gardens’ Head Gardener Bethan Collerton. The panel tackles questions on reluctant camellias, fragrant planting for a windswept balcony, and how to transform a shady, moss-filled shared garden. Along the way, Bethan visits Glasgow Botanic Gardens’ magnificent Kibble Palace, where she joins Robert Jamieson to explore botanical links across the Commonwealth, from the Australian tea tree and towering tree ferns to remarkable araucarias from the South Pacific. Back in Clarkston, the team shares advice on improving the quality of greenhouse-grown grapes, caring for carnivorous pitcher plants, and choosing easy, quick-growing seeds for young gardeners. Producer: Alison Vernon-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.

Recorded at the University of Birmingham’s magnificent Elgar Concert Hall, Kathy Clugston is joined by Bethan Collerton of Birmingham Botanical Gardens, Marcus Chilton-Jones of RHS Garden Bridgewater, and Dr Chris Thorogood from Oxford Botanic Garden. The panel tackles a wide range of audience gardening dilemmas, from reluctant peonies and coppiced hazel, to a struggling juniper bonsai and an overgrown black elder. They also discuss how to rescue a drought-stressed blueberry, and keep colour flowing through the garden into late summer. Later in the show, Bethan visits Winterbourne House and Garden to meet local beekeeper Jane Nimmo to discover more about the remarkable lives of honeybees, the challenges facing wild bee populations, and the simple things gardeners can do to help pollinators thrive. Producer: Alison Vernon-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.

Gardeners’ Question Time visits the stunning Springfields Festival Gardens in Spalding, 15 acres of beautifully designed and diverse planting, created for visitors of all ages to explore and enjoy. Peter Gibbs is joined by a panel of horticultural experts - Matthew Wilson, Christine Walkden and Bunny Guinness - to answer questions from an enthusiastic audience of local gardeners. Together, they tackle a wide range of gardening dilemmas, from reviving a pot-bound olive tree to dealing with ants that have taken up residence in an exotic potted palm. The panel also offers practical advice on watering seedlings effectively, encouraging a mature philadelphus to flower, and successfully overwintering hollyhocks. Also, Grow Your Own expert Julia Parker shares her top tips for successional planting, helping gardeners enjoy a continuous harvest throughout the growing season. Producer: Dominic Tyerman Producer: Matthew Smith Producer: Rahnee Prescod Assistant Producer: William Norton A Somethin' Else production for BBC Radio 4.