Gardeners’ Question Time

How do I keep my gladioli coming back?  Why are my hellebores covered in black spots? Why do my courgettes go mouldy so quickly?

Kathy Clugston and a panel of plant and gardening experts are offering advice to an audience of keen gardeners in Ridgewell, Essex. Joining Kathy are grow-your-own guru Bob Flowerdew, garden designer Bunny Guinness, and gardener Matthew Pottage.

Later in the programme, we hear from Peter Gibbs about the increasing number of sponge cities in the UK.

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What’s the best time to sow and harvest up north? Why won't my Buddha's hand plant produce fruit? Can nematodes get rid of codling moth?

Kathy Clugston and the Gardeners’ Question Time team head to Bradford, the UK’s City of Culture 2025, to tackle your trickiest gardening dilemmas. Kathy is joined by garden designers Marcus Chilton-Jones, Matthew Pottage and Juliet Sargeant.

Later in the programme, Juliet visits a hidden gem transformed by the Lister Community Action Group. Discover how volunteers have breathed new life into a once-forgotten ginnel, turning it into a vibrant community oasis.

Producer: Bethany Hocken Assistant Producer: Rahnee Prescod Executive Producer: Carly Maile

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What’s soil type works best in terrariums? Want plants could I use to absorb the damp patches in my garden? Which unloved flower has a place in your garden?

Kathy Clugston and her team of gardening experts visit the Clandeboye estate in Bangor, where they tackle some head scratching gardening dilemmas. Joining her are ethnobotanist James Wong, garden designer Neil Porteous, and Head of Gardens at Balmoral Kirsty Wilson.

Later in the programme, Neil Porteous takes us on a fascinating journey through the Belfast Botanic Gardens, uncovering the rich history of the shamrock. From ancient legends to its deep connection with St Patrick’s Day, discover how this little green plant became one of Ireland’s most powerful symbols.

Producer: Bethany Hocken Assistant Producer: Dulcie Whadcock Executive Producer: Carly Maile

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How do you keep a bonsai tree thriving? Should you risk moving a well-established shrub rose? And what’s the one plant you simply couldn’t live without?

Kathy Clugston and the GQT team are back in Walsall, ready to tackle your most pressing horticultural dilemmas. Joining her are garden designers Bunny Guinness, Matthew Wilson and Marcus Chilton-Jones.

Later in the programme, Marcus Chilton-Jones visits Walsall Arboretum's oldest and most remarkable hawthorn tree. Joined by Claire Turner and Josh Madders, he uncovers the fascinating history of this ancient survivor and the secrets behind its resilience.

Producer: Bethany Hocken Assistant Producer: Rahnee Prescod Executive Producer: Carly Maile

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What’s the best way to propagate Heuchera? How do i minimise the growth of my Wisteria and maximise flowers? Are there any low skilled gardening jobs that I could do?

Kathy and a team of experts return to The Hanneys where they solve more gardening problems. Joining Kathy to answer the questions are fanatical plantswoman Christine Walkden, dedicated botanist Dr Chris Thorogood, and passionate plant expert Matthew Biggs.

Later in the programme, Matt Biggs Hardwood cuttings, an easy and reliable method of propagating plants.

Producer: Dominic Tyerman Producer: Matthew Smith Assistant Producer: Rahnee Prescod Executive Producer: Carly Maile

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How do we get rid of red ants? Rainwater or tap water? How can I stay motivated in the garden when it's wet and windy?

Kathy Clugston and her team of gardening gurus visit Walsall to solve some horticultural problems. Joining Kathy to answer the questions are garden designers Bunny Guinness, Marcus Chilton Jones and Matthew Wilson.

Later in the programme, Peter Gibbs visits RHS Wisley where  principal scientist Kálmán Könyves educates him on their Daffodil Diaries initiative. A strategy which logs where, what and when rare and endangered narcissi bloom.

Producer: Bethany Hocken Assistant Producer: Rahnee Prescod Executive Producer: Carly Maile

A Somethin' Else production for BBC Radio 4

Snowdrops - do you mulch, feed, or leave them alone? What's the difference between anaerobic digestion and aerobic digestion? How do I get rid of apple maggots?

Peter Gibbs and the GQT team of experts return to Shepton Mallet to solve various gardening conundrums. On the panel this week are house plant guru Anne Swithinbank, pest and disease expert Pippa Greenwood, and garden designer Matthew Wilson.

Later in the programme, Anne Swithinbank and Dominic Weston discuss all things snowdrops ahead of Shepton Mallet's upcoming snowdrop festival.

Producer: Daniel Cocker Assistant Producer: Rahnee Prescod
 Executive Producer: Carly Maile

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Peter Gibbs guides us through the GQT archive, which includes some much needed advice on how to make your garden more wildlife friendly.

The GQT team have pruned through 77 years of questions and answers to reveal useful advice provided by our various horticultural experts. This includes tips on how to attract bats to the garden, advice on rabbit proof plants and the benefits of snakes in the garden

Later, we listen back to when Kirsty Wilson visited Glenarm Castle and discussed how we make our gardens to safe for hedgehogs.

Producer: Bethany Hocken Assistant Producer: Rahnee Prescod Executive Producer: Carly Maile

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Is gardening a solitary or a social activity? What could I grow up a garage wall? What do the panel expect to see in open gardens?

Kathy and a team of experts visit The Hanneys to solve gardeners' problems. Joining Kathy to answer the questions are fanatical plantswoman Christine Walkden, dedicated botanist Dr Chris Thorogood, and passionate plant expert Matthew Biggs.

Later in the programme, Matthew Pottage and GQT producer Dominic Tyerman visit the Sydney Botanic Gardens in Australia to understand the wide appeal of living wall gardens, as well as provide tips for making your own.

Producer: Dominic Tyerman Assistant Producer: Rahnee Prescod Executive Producer: Carly Maile

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How do I get red cedar root balls to spread? What gardening task do the panel find daunting? What are the panel’s thoughts about composting organic materials?

Kathy Clugston and her team of horticultural experts travel to the University of Exeter for a postbag edition of GQT.

While Curator of Horticulture Anthony Cockell leads Kathy and the panel around the grounds, they also dig through the GQT inbox to answer your gardening queries. On the panel this week are garden designer Chris Beardshaw, grow your own guru Bob Flowerdew, and proud plantswoman Christine Walkden.

Later in the programme, the panellists discuss the University of Exeter's national collection of Azaras, share tips on how they can add structure to the garden and provide a sensory experience.

Senior Producer: Bethany Hocken Assistant Producer: Rahnee Prescod
 Executive Producer: Carly Maile

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My Fatsia plants had their stems nibbled by deer – will they recover, or should I buy new ones? Any tips on how I can get my eucalyptus plants to produce juvenile flowers? If you were building a scarecrow in your garden, what would you suggest dressing it in?

Kathy Clugston and a panel of experts are in Cheshire West to answer queries from an audience of keen gardeners. On the panel are garden designer Bunny Guinness, houseplant expert Anne Swithinbank, and curator of RHS Bridgewater Marcus Chilton-Jones.

Later, James Wong and head gardener of the Castlefield Viaduct Nancy Scheerhout discuss how the 'garden in the sky' was created, as well as how it's maintained.

Producer: Bethany Hocken Assistant Producer: Rahnee Prescod Executive Producer: Carly Maile

A Somethin' Else production for BBC Radio 4

Will my blind daffodils ever flower again, or should I just discard them? Can I use old yule logs to line my plant beds or will the harvested fruit and veg become poisonous? How can I repel spiders from my garden without using chemicals?

Peter Gibbs is joined by his enthusiastic team of horticultural experts as they dig through the GQT inbox and answer your gardening conundrums. On the panel this week are landscape architect Bunny Guinness, self proclaimed botanical geek James Wong and pest and disease expert Pippa Greenwood.

They visit the Horniman Museum and Gardens in Forest Hill, where head of horticulture Errol Reuben Fernandes gives the team a tour of their historical and extensive gardens.

Later, Peter and the panel discuss whether there are house plants that can produce enough oxygen to purify air or if this is just a myth.

Senior Producer: Dan Cocker
 Assistant Producer: Rahnee Prescod
 Executive Producer: Carly Maile

A Somethin' Else production for BBC Radio 4

Kathy Clugston navigates the murky waters of the GQT archives in search of some Pond and Bog related advice throughout the years.

Water is the giver of plant life and nourisher of wildlife, but how do we ensure that we’re using it correctly? The GQT team have sorted through the archives in search for some questions and answers from the past.

The programme's horticultural experts share their knowledge on what to do if your pond liner breaks, how to remove bird poo from the surface of your pond, and what sort of plants you could plant in bogs and ponds to increase biodiversity?

We also listen back to when pest and disease expert Pippa Greenwood visited the Exbury Gardens dragonfly pond to learn more about these little creatures.

Producer: Dan Cocker
 Assistant Producer: Rahnee Prescod
 Executive Producer: Carly Maile

A Somethin' Else production for BBC Radio 4

Could the panel share some gardening tips for wheelchair users? How do I start growing mulukhiyah in my garden? Which hedges could I grow that are resistant to ermine moths and offer privacy? Peter Gibbs is joined by his eager team of horticultural experts as they dig through the GQT inbox and answer your gardening queries. On the panel this week are landscape architect Bunny Guinness, head gardener of Horatio’s Garden Ashley Edwards and curator of RHS Wisley Matthew Pottage. This week they visit Ham House and Garden in Richmond where head gardener John Myers gives them a tour of their unique horticultural treasure trove. Later, Peter and the panel discuss the fundamentals of a kitchen garden and give tips on non-typical fruit and vegetables you could grow in your garden.

Senior Producer: Dominic Tyerman Assistant Producer: Rahnee Prescod Executive Producer: Carly Maile

A Somethin' Else production for BBC Radio 4

Could you suggest some bat friendly plants that will keep them happy? Is it too late to re-pot my five-year-old daffodils? How can I improve the quality of my clay soil and what can I grow on it?

Peter Gibbs and his team of horticultural experts are in the market town of Wokingham for this week's episode of Gardeners' Question Time.

Joining Peter to dig into the audience's queries are garden designer Matthew Wilson, proud plantswoman Christine Walkden and passionate plantsman Matthew Biggs.

Later in the show, Kirsty Wilson gets into the community spirit as she visits Greyfriars Biophilic Garden in Glasgow for a quick tour of their 56 show-stopping plots.

Producer: Bethany Hocken

Assistant Producer: Rahnee Prescod

Executive Producer: Hannah Newton

A Somethin' Else production for BBC Radio 4

I’m having no luck growing chillies from seed. What am I doing wrong? Which plants would the panel recommend to bring fragrance and colour? Which way should a fig tree face to produce the most fruit?

Ready to answer all these questions and more, Kathy Clugston and her team of experts have been invited to the House of Lords for this week’s programme. Joining Kathy to offer their best horticultural tips and tricks are Head of Oxford Botanical Gardens Dr Chris Thorogood, garden designer Matthew Wilson, and plantswoman Christine Walkden.

Among the questions, Kathy chats to Baroness Fookes about the importance of gardening today.

Assistant Producer: Rahnee Prescod Senior Producer: Dan Cocker Executive Producer: Hannah Newton A Somethin' Else production for BBC Radio 4

What’s the best way to protect my terracotta plant pots from frost? What should I do if I spot an Asian hornet in my garden? What tall plants can I grow that are resistant to snails?

Kathy Clugston and her team of horticultural experts visit the peaceful, Mottistone Gardens on the Isle of Wight for a postbag edition of the programme, where they answering your questions from the inbox.

Kathy's joined by organic gardener Bob Flowerdew, pest and disease expert Pippa Greenwood, and curator of RHS Wisley Matthew Pottage. And taking our panel on a tour around the magical gardens while offering his own advice is Senior Gardener, Ed Hinch.

Producer: Dom Tyerman

Assistant Producer: Rahnee Prescod

Executive Producer: Hannah Newton

A Somethin' Else production for BBC Radio 4

What’s the best way to grow swedes? Why doesn’t my hydrangea come to flower? Are artificial plants acceptable or downright outrageous?

This week, the GQT panellists are in Earlsdon to answer these questions and more in front of a live audience. Ready to share their insightful advice on all your plant predicaments are plant pathologist Pippa Greenwood, grow-your-own guru Bob Flowerdew, and conversant horticulturist Anne Swithinbank.

Alongside the questions, regular panellist Matthew Wilson visits GQT Producer, Dan Cocker to dig up all there is to know about weeds.

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What should I plant on the roof of my houseboat? Should I grow lilies in containers or flowerbeds? What is the worst gardening idea you’ve ever had?

The GQT panellists are back in North Shropshire to answer these questions and more in front of a live audience. Ready to share their insightful advice on all your plant predicaments are landscape architect Bunny Guinness, horticulturist Christine Walkden, and garden designer Matthew Wilson.

Alongside the questions, GQT Assistant Producer Rahnee Prescod chats to London Terrariums founder Emma Sibley about the history and creation of these pocket-sized jar-dens.

Producer: Bethany Hocken Assistant Producer: Rahnee Prescod Executive Producer: Hannah Newton

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Peter Gibbs takes a look through the GQT archives for top tips on sustainable gardening.

Over the years the GQT panellists have shared plenty of knowledge on how to be a green gardener. They look at everything from how to make your driveway more environmentally friendly, to efficiently collecting rainwater at home.

We also hear Hafsah Haferji's "how-to" on companion planting, and head back to RHS Wisley with Matthew Pottage and Environmental Researcher Tijana Blanusa to learn how trees help us with carbon capture.

Producer - Hannah Newton Assistant Producer - Bethany Hocken

A Somethin' Else production for BBC Radio 4