When it comes to bees, everyone’s familiar with the iconic honeybee, but what many don’t realize is that honeybees are not native to North America. The 4,000 or so native bee species in the United States behave much differently than honeybee colonies and are generally not well understood. To educate us on the diversity of native bees, pollinator conservationist and author Heather Holm joins me on the podcast this week.
Published 05/19/22
Hydroponic gardening is a soil-free horticulture method for raising crops both indoors and out, and it’s a lot simpler than it appears to be. To share what you need to know to get started in hydroponics, my guest this week is Master Gardener and experienced hydroponic gardener Roger Sadowski.
Published 05/12/22
PittMoss has emerged as an alternative to peat moss as a growing medium and potting mix  — and that’s great news for gardeners who wish to break their peat habit in favor of a sustainable product. Here to explain what PittMoss is, how it’s made, and the advantages of using recycled materials is Dr. Charles Bethke, a horticultural soil and nutrition consultant.
Published 05/05/22
The insect apocalypse is negatively affecting the world in ways that we are only beginning to understand, and if we continue on our current path, insect decline and the loss of biodiversity across all types of animals and plants will not only continue but also accelerate. To help us understand the scope of the problem and explain ways we as gardeners can help reverse this trend, Professor Dave Goulson joins me on the podcast this week.
Published 04/28/22
When the history of American gardening is told, the contributions of Black Americans are often overlooked. My guest this week, horticulturist and writer Abra Lee, is working to rectify that, and she joins me to highlight a few of the little-known stories that deserve to be shared.
Published 04/21/22
Coconut coir is growing in popularity as a seed starting and growing medium, especially, as a replacement for peat moss. But using coir for this purpose has its challenges. To shed light on the history of coir in horticulture and how its naturally high salt content can be overcome for seed starting and seedling growth, my guest this week is international agricultural consultant Dr. Hugh Allen Poole.
Published 04/14/22
Carnivorous plants pique the interest of every gardener and houseplant hoarder at some point, but bringing a Venus flytrap home on a whim with no idea how to care for it will soon lead to disappointment. Fortunately, to explain how to keep carnivorous plants alive and thriving, my guest this week is International Carnivorous Plant Society Education Director Kenny Coogan, who runs a successful carnivorous plant nursery.
Published 04/07/22
Gardening hurdles are those challenges that stop us from gardening as much as we’d like to — or that stop us from getting started in the first place. On this week’s podcast, I share advice on overcoming common gardening hurdles that listeners have shared.
Published 03/31/22
Plant breeding isn’t just for commercial growers. With some knowledge, a bit of effort and a fair amount of patience, any home gardener can breed new crosses of flowers or vegetables. To discuss how to create hybrid and open-pollinated plant varieties, my guest this week is garden writer and plant breeder Joseph Tychonievich.
Published 03/24/22
Gardeners know the importance of attracting more pollinators to their yards, but there are other beneficial insects that don’t get the attention and the credit they deserve, namely predatory and parasitoid insects. To discuss the value of these vital insects and how to attract them to your garden, my guest this week is horticulturist and author Jessica Walliser.
Published 03/17/22
Chile peppers are all hot to some degree, but how hot a pepper tastes depends on a variety of factors, from growing conditions to the palate of the person eating those peppers. To explain the science behind hot peppers, along with good to know and how to grow information is my guest this week is chile breeding and genetics expert Dr. Paul Bosland to share.
Published 03/10/22
Dahlias are tuberous tender perennials that are not only some of the most beautiful flowers on the planet, they're also a blast to grow once you get the hang of it. My guest this week, Kristine Albrecht, is a dahlia expert who is here to share dahlia basics as well as the advanced techniques for breeding new dahlia varieties at home.
Published 02/17/22
Collectively, the decisions we make as gardeners impact the ecosystem and the climate for better or for worse. To encourage us all to make positive choices for the planet and biodiversity, my guest this week is garden designer and writer Benjamin Vogt, the author of “A New Garden Ethic: Cultivating Defiant Compassion for an Uncertain Future.”
Published 02/10/22
Figs are the perfect plants for beginner fruit growers, and even the most experienced among us love growing figs for their sweet flavor and jammy flesh. Growing figs nearly anywhere is possible, but in cold climates, it poses some challenges, but none of that challenges are insurmountable. To explain what you need to know to grow figs successfully, my guest this week is Upstate New York gardener and horticulturist Lee Reich.
Published 02/03/22
In their own way, trees can see, smell, taste, feel and hear. In the wild, most trees live in communities and even have families. To reveal the hidden life of trees, my guest this week is forester and New York Times bestselling author Peter Wohlleben.
Published 01/27/22
Because of a few aggressive species, wasps often get a bad rap, but they are vital to the ecosystem and helpful to gardeners for many reasons. Wasps — of which there are 18,000 species in North America — also have fascinating biology and behaviors, and you’ll love learning about them. To tell us all about the diversity and importance of wasps, my guest this week is biologist, pollinator conservationist and award-winning author Heather Holm.
Published 01/20/22
As gardeners, if we get stuck in our ways, we can’t grow. I love the fact that there is always more to learn when it comes to gardening and that we can push ourselves to be better stewards of our land. To discuss many of the lessons she learned this past year, my friend and guest this week is Margaret Roach, gardening columnist for The New York Times and the founder of A Way to Garden.
Published 01/13/22
As we seek to not only stop but reverse wildlife loss and the effects of climate change, going organic is not enough. We need to adopt regenerative practices that provide opportunities for nature to heal. To speak to how we can all participate in changing the world, one garden at a time, my guest this week is gardener and author Emily Murphy.
Published 01/06/22
Not everyone has a yard where they can start a garden, which is exactly why my guest this week, Acadia Tucker, wrote her book, Tiny Victory Gardens, including lots of tips on growing food without a yard. Acadia is a farmer, writer and climate activist who promotes gardening methods that increase food resiliency, feed pollinators and draw down carbon. 
Published 12/30/21
Taking care of a property for many years and watching the plants that you put in the ground mature and flourish is one of the most satisfying parts of gardening, but sometimes circumstances require us to leave our beloved gardens behind. My guest this week, garden designer and acclaimed writer Page Dickey, shares her journey and growth from starting over after leaving her garden of 34 years and what a fresh start has taught her.
Published 12/23/21
While many people understand that native plants are important, there's often a gap in understanding what pollinators rely on them. Understanding how to attract, observe and identify these essential insects is vital to our role in helping promote biological diversity within the species. To help us understand more about this important topic, my guest this week is biologist, pollinator conservationist and award-winning author Heather Holm.
Published 12/16/21
Peat moss plays a big role in the horticulture industry and for home gardeners. But when it comes to sustainability and climate change, peat moss may not a great choice for our gardening endeavors. To discuss the challenges of its ongoing use in the face of climate change, my guest this week is Dr. Merritt Turetsky, a wetland ecologist and the “Queen of Peat.”
Published 12/09/21