Episodes
Aroid expert Peter Boyce joins me to discuss the newly-formed European Aroid Society, exciting new developments in the world of aroids and why you should never cut the roots off your Monstera! Plus I answer a question about potting plants with no drainage hole. For the full show notes, visit https://www.janeperrone.com/on-the-ledge/aroids-peter-boyce
Published 07/23/21
Plants can boost your mental health - but it’s easy to let your leafy obsession tip over into a damaging habit that impacts your wellbeing. I chat to Mental health nurse Amy March about how to deal with houseplant overwhelm, whether plant bans are a good thing, and how to develop healthy houseplant buying habits. Plus we hear from listener Ana Cristina and I answer a question about a bird’s nest fern. For full show notes visit https://www.janeperrone.com/on-the-ledge/houseplants-mental-health
Published 07/16/21
I meet Tony Le-Britton, the aroid grower extraordinaire known for his Insta account @notanotherjungle, at his home in Northamptonshire. Plus I answer a question about a wayward Hoya. For full show notes visit www.janeperrone.com/on-the-ledge/aroids-notanotherjungle
Published 07/09/21
Hear my talk on houseplant care from the Leaf Houseplant Festival and I answer a question about aphids. For full show notes visit https://www.janeperrone.com/on-the-ledge/houseplant-rules-aphids
Published 07/02/21
Want to give your houseplants a staycation outside? Here are my top tips on what you can put outside, what to watch for and what to do if you don’t have any outside space. Plus I answer a question about moss poles and we hear from listener Sophie from Wales. For full show notes visit www.janeperrone.com/on-the-ledge/moving-houseplants-outside-summer
Published 06/25/21
Terrariums offer endless possibilities for growing, but where do you start? Jacob James of GrowTropicals joins me to discuss containers, substrates and of course - the plants. Plus I answer a question about Aroids and toxicity. For full show notes visit https://www.janeperrone.com/on-the-ledge/2021/6/17/episode-188-terrariums
Published 06/18/21
Succulent expert Dr Colin Walker joins me to discuss the wonderful world of snake plants, aka Sansevierias, plus I answer a question about repotting a fern. For full show notes visit https://www.janeperrone.com/on-the-ledge/2021/6/8/snake-plants-sansevieria
Published 06/11/21
Like so many household objects, plants are often discarded for the “crime” of being slightly imperfect - but Sarah Gerrard-Jones is out to change that. I meet Sarah, aka The Plant Rescuer, to discuss her obsession with saving every houseplant she can. And I answer a question about a lanky avocado. For full show notes visit https://www.janeperrone.com/on-the-ledge/2021/5/25/episode-186-the-plant-rescuer
Published 05/28/21
In this episode I take a look at the silver dollar vine, Xerosicyos danguyi, an intriguing trailing succulent that is a member of the cucurbit family. Plus I answer a question about making a Philodendron fuller, and we hear from listener Greg. For full show notes visit https://www.janeperrone.com/on-the-ledge/2021/5/21/silver-dollar-vine-xerosicyos
Published 05/21/21
Dr David Hessayon’s book The Houseplant Expert has been inspired indoor gardeners for decades, including me! In this episode I talk to two fellow horticulturists who knew him well, and reflect on his legacy. Plus I answer a question about moving a 5ft cactus, and we hear from a ten-year-old houseplant fan in Meet The Listener. To read the full show notes visit www.janeperrone.com/on-the-ledge/2021/5/12/episode-184-the-houseplant-expert-by-dr-dg-hessayon
Published 05/14/21
Did you know that plants have memory, senses and their own unique language? Find out more with Dr Beronda Montgomery, author of new book Lessons With Plants, in the latest instalment of the leaf botany series. Plus I answer a question about plants to hang in the shower. For full show notes visit https://www.janeperrone.com/on-the-ledge/2021/5/7/episode-183-leaf-botany-part-six-what-do-plants-know-with-beronda-montgomery
Published 05/07/21
From succulents in terrariums to indoor olive trees, I get a few houseplant-related rants off my chest. Plus we hear from listener Jami. For full show notes visit https://www.janeperrone.com/on-the-ledge/2021/4/21/episode-182 To take part in the On The Ledge survey, visit https://forms.gle/NHBCcwupK8mcd5aU8
Published 04/30/21
Moth orchids looking miserable? Want to get your Phalaenopsis to rebloom? Terry Richardson (aka The Black Thumb) joins me to answer all your orchid rescue questions: plus I answer a question about plants that can hold their own in a loft space. For full show notes visit https://www.janeperrone.com/on-the-ledge/phalaenopsis-moth-orchid-rescue
Published 04/23/21
This week Jakarta-based YouTuber and prolific grower Sean William Salim joins me to talk about plant culture in Indonesia, and we say hello to Ray from South Korea in Meet The Listener. For full show notes visit https://www.janeperrone.com/on-the-ledge/2021/4/16/episode-180-indonesian-houseplant-culture-with-youtuber-onlyplants
Published 04/16/21
I talk growing indoor citrus and much more with HGTV’s Marianne Canada and answer a question about Philodendron vs Monstera. For full show notes visit https://www.janeperrone.com/on-the-ledge/2021/3/25/episode-179
Published 04/09/21
Is my plant taking merely resting, or is it dead? Why has my cactus stopped growing? If you’ve ever asked yourself these questions, this episode is for you! Botanist Dr Matt Candeias joins me to demystify dormancy in plants. For full show notes visit https://www.janeperrone.com/on-the-ledge/2021/3/25/episode-178-leaf-botany-part-five-dormancy-and-death
Published 03/26/21
Listen to the second part of my interview on biological controls for pests, plus I answer a question about an Oxalis and give an update on the sowalong, and we hear from listener Tate. For full show notes visit https://www.janeperrone.com/on-the-ledge/2021/3/12/episode-177-biological-controls-pests
Published 03/18/21
I’m joined by two biological control experts to tackle your questions about dealing with infestations on your plants. Plus I answer a question about a droopy prickly pear, and we hear from a seven-year-old fan of the show in Meet The Listener. For full show notes visit https://www.janeperrone.com/on-the-ledge/2021/3/1/episode-176-biological-controls-pests
Published 03/12/21
Garden writer and podcaster Ellen Zachos joins me to talk about our favourite Hoyas, plant tattoos and the future of houseplants. And I answer a question about plants to place next to a heater. For full show notes visit 
Published 03/05/21
In late February 2017 I set up a microphone in my husband’s underwear drawer and recorded the first episode of On The Ledge. More than 170 episodes later, and I’m celebrating the show’s fourth birthday, looking at the episodes that captivated and the plants that enthralled us. Keep listening to the end for the blooper reel… For full show notes visit https://www.janeperrone.com/on-the-ledge/2021/2/24/episode-174-fourth-anniversary
Published 02/25/21
I’m joined by Lottie Allen, head gardener at Hidcote in the Cotswolds, England, to learn about growing plants behind glass at this famous Arts and Crafts garden. Plus I answer a question about untangling a string of hearts, and we get a sowalong update. For full show notes visit https://www.janeperrone.com/on-the-ledge/2021/2/9/episode-173-inside-the-hidecote-plant-shelter
Published 02/12/21
The On The Ledge sowalong is an annual podcast project encouraging listeners to sow and grow houseplant seeds: in this episode I answer some of the questions raised by listeners eager to take part. For full show notes visit
Published 02/05/21
Moisture in the air helps keep many houseplants healthy, but how do we know how much humidity our plants need? Kevin Espiritu and Jonathan Jarry join me to explore the misty world of humidifiers. Plus we hear from listener Teagen in Meet The Listener. For full show notes visit https://www.janeperrone.com/on-the-ledge/2021/1/20/episode-171
Published 01/29/21
It’s time to sow some seeds and shoot the breeze about Hoya trends in this episode; plus I answer a question about two very similar-looking variegated houseplants: one rather rarer than the other. For full show notes visit https://www.janeperrone.com/on-the-ledge/2021/1/8/episode-170
Published 01/22/21
*I am re-upoading this episode as many listeners have had problems with the old file - my apologies!*  Dr Jared Margulies of the University of Alabama joins me to discuss the issue of plant poaching: from what to look for when you’re buying rare succulents, to who is behind the illegal trade. And I answer a question about storing Xanthosoma corms. For full show notes visit https://www.janeperrone.com/on-the-ledge/2021/1/8/cactus-succulent-illegal-poaching
Published 01/16/21