Get the lowdown on repotting your houseplants, from spotting the signs to the nitty gritty of how to repot. Plus botanist Dr Scott Zona answers a question about plant lifespans. For full show notes, visit https://www.janeperrone.com/on-the-ledge/repotting-houseplants Thanks to True Leaf Market for supporting this week’s show. Get $10 off when yout spend $50 off now at trueleafmarket.com with promo code ONTHELEDGE10. Limit one use per customer.

I talk to author Caroline Ball about her new book exploring a groundbreaking eighteenth century work whose illustrations of succulents are still much loved today. For full show notes visit https://www.janeperrone.com/on-the-ledge/259-cacti-succulents Thanks to True Leaf Market for supporting this week’s show. Get $10 off when yout spend $50 off now at trueleafmarket.com with promo code ONTHELEDGE10.

I answer a clutch of listener questions, covering everything from thrips to Homalomena, the shield plant. For full show notes visit https://www.janeperrone.com/on-the-ledge/listener-questions-258 Thanks to True Leaf Market for supporting this week’s show. Get $10 off when yout spend $50 off now at trueleafmarket.com with promo code ONTHELEDGE10.

I introduce this year’s On The Ledge sowalong and talk to Joe Bagley about one of your favourite houseplants to grow from seed, the sensitive plant. For full show notes visit https://www.janeperrone.com/on-the-ledge/sowalong-sensitive-plant Thanks to True Leaf Market for supporting this week’s show. Get $10 off when yout spend $50 off now at trueleafmarket.com with promo code ONTHELEDGE10.

Listeners from the LGBTQ+ community talk about ‘what houseplants mean to me’, plus I answer a question about Streptocarpus. For full show notes visit: https://www.janeperrone.com/on-the-ledge/lgbtq-houseplants

I visit the Houseplant Takeover exhibit at RHS garden Wisley in Surrey and answer a question about moth orchid flower stems. Plus we hear from listener Lynette. For full show notes visit: https://www.janeperrone.com/on-the-ledge/wisley-houseplant-takeover-2023

I talk to the founders of Geb & Green, a new firm offering peat-free houseplants by mail order in the UK, and get an update on the campaign to end the use of peat in horticulture. For full show notes visit https://www.janeperrone.com/on-the-ledge/peat-free-houseplants Check out the rest of my sustainability series of podcast episodes here. Patreon subscribers at the Ledge End and Superfan tier can hear an extended interview on peat-free with Sally Morgan in An Extra Leaf 106 - scroll down for details on how to become a Patreon subscriber.

I talk succulents with Andrea Galbreath of succulent gift and design company @justsuccit, and I’m joined by fern expert Peter Blake to answer a question about a staghorn fern. For full show notes visit https://www.janeperrone.com/on-the-ledge/succulents-staghorn-fern

Whether you’re coping with wrongly-sized cachepots or containers with no drainage, I have a solution for you! Plus I answer a question about a sad avocado plant. For full show notes visit https://www.janeperrone.com/on-the-ledge/houseplant-pot-hacks

I learn more about the incredible relationships between plants and mycorrhizal fungi with the help of plant community ecologist Dr Sarah Emery, and I answer a question about a frozen jade tree. For full show notes visit https://www.janeperrone.com/on-the-ledge/251-mycorrhizal-fungi

I dive deep into the world of Hoyas with Betsy Begonia of boutique online store HoyaMyGosh! and I tackle a Hoya-themed Q&A. For full show notes visit https://www.janeperrone.com/on-the-ledge/hoyas-betsy-begonia

No new episode this week, but I revisit an episode from the On The Ledge archive, published back in 2017… I talk to people about their long-lived houseplants, from an Aspidistra to a cactus in a pickle jar. For full show notes visit https://www.janeperrone.com/on-the-ledge/old-houseplants This was one of the first 50 episodes of the show that are usually only available to Patreon subscribers at the Ledge End and Superfan level. You can become a Patreon subscriber and unlock this and other benefits here.

Hear a sample chapter from my audiobook version of The Allotment Keeper’s Handbook. I explain a little about the background to the book and introduce an extract about sowing and planting. For full show notes visit https://www.janeperrone.com/on-the-ledge/allotment-book Get your copy of audiobook The Allotment Keeper’s Handbook now! Click here to buy and enter code FESTIVEPLOT for 20% off! Valid until December 29 2022.

I offer up a collation of random houseplant facts, one for each day of the month. For full show notes visit https://www.janeperrone.com/on-the-ledge/houseplant-facts

Planning your dream greenhouse? I get top tips and advice from houseplant expert Raffaelle Di Lallo and Emma O'Neill from Garden Organic. For full show notes visit https://www.janeperrone.com/on-the-ledge/greenhouses

I interview British houseplant enthusiast Jade Murray about her new book The Indoor Garden, I answer a question about wick watering and we meet listener Dorian. For full show notes visit https://www.janeperrone.com/on-the-ledge/jade-murray-wick-watering

Dr Scott Zona joins me to talk about his new book, a Gardener’s Guide to Botany, plus I get some feedback on Fluval Stratum. For full show notes visit https://www.janeperrone.com/on-the-ledge/houseplant-botany

I travel to Newcastle in the UK to visit the National Collection of Hoyas, and chat with its holder, Felix Horne, and I answer a question about a languishing lime. For full show notes visit https://www.janeperrone.com/on-the-ledge/hoya-national-collection

I find out how to spot and treat root mealybugs with entomologist Professor Raymond Cloyd, plus I answer a question about braided houseplants. For full show notes visit https://www.janeperrone.com/on-the-ledge/root-mealybugs

There is more to the genus Pilea than the Chinese money plant (Pilea peperomioides): I discuss some of my favourite species, including the artillery plant and the aluminium plant. For full show notes, visit https://www.janeperrone.com/on-the-ledge/pilea This week’s show is supported by Cozy Earth, the premium bedding company - get 40% off site wide at cozyearth.com using code LEDGE now.