Crotons (Codiaeum variegatum) have a bit of a reputation or dropping leaves - I suggest some ways of keeping yours fully clothed this winter; plus I answer a question about a Thanksgiving cactus and we meet listener Carol.
Read MoreI learn about the science of tissue culture and what it means for the houseplant industry with the help of Chris Reynolds, founder of tissue culture lab Seedless Labs. Plus I answer a question about an ivy and a Dracaena called Norman, and we hear from listener Karl.
Read MoreProfessor Nox Makunga of Stellenbosch University in South Africa joins me to explain the pigments that give houseplant leaves their colours, I answer a question about a ‘Silver Ripple’ Peperomia and we hear from listener Mia.
Read MoreIllustrator Katie Vaz talks to me about her new book My Life in Plants and I answer a question about plants for a south-facing window.
Read MoreIt’s the final part of my run-through of the various things you can use to make up your houseplant potting mixes, including perlite and vermiculite; plus I answer a question about a mixed planter.
Read MoreIn the second part of my potting mix ingredients A-Z I work through from C to L, covering leca, leaf mould and coir, plus I answer a question about watering citrus trees, and we hear from listener Theresa.
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