The joe gardener Show

Agrivana Media®

The joe gardener Show is a podcast all about learning to be a better, smarter gardener and is hosted by national gardening expert and Emmy-Award winning PBS television host, Joe Lamp'l. Interviews include the leading authorities in their specialty with an emphasis on organic gardening, vegetable gardening, and creating a wildlife-friendly habitat.

All Episodes

Grow bags are a convenient solution for gardeners who are short on space, but every gardener can enjoy the benefits of grow bags. In this week’s episode, I answer all your questions on gardening in grow bags, including all the advantages as well as the challenges and how to overcome them. We polled our social media followers recently on what they wanted to know about grow bags and boy did we get a lot of questions. Answers to all of them are in this podcast and show notes. 

Nov 25

59 min 57 sec

Propagating native plants from seeds protects genetic diversity and is simple to do. To discuss all the benefits and the steps for the easiest way to grow native seeds in winter (no special equipment required) is my guest this week, Heather McCargo, the executive director of the Wild Seed Project.

Nov 18

55 min 46 sec

The more we learn about the importance of biodiversity and the harms of monoculture, pesticides and synthetic fertilizer, the more we realize that sprawling lawns should be phased out. Here to explain the simple steps to converting lawn into an ecologically fundamental meadow is Owen Wormser, an expert in regenerative landscape design.

Nov 11

56 min 47 sec

Brooklyn Bridge Park is a shining example of ecological horticulture at work and its many benefits. To continue our conversation on how it works and practical ways to apply ecological horticulture at home, Rebecca McMackin is back for Part II of this important discussion. 

Nov 4

47 min 47 sec

Ecological horticulture is one of the most important methodologies that gardeners can adopt to combat the loss of biodiversity, but the term is still unfamiliar to many. To explain ecological horticulture and how to practice it, my guest this week is self-described “ecologically obsessed” director of horticulture at Brooklyn Bridge Park, Rebecca McMackin.

Oct 28

57 min 46 sec

Adding a cutting garden to your landscape will mean fresh-cut flowers for you to enjoy and also an abundance of pollinators and other beneficial insects in your vegetable garden. To explain why vegetables love flowers and how to start a cutting garden, my guest this week is flower farmer and author Lisa Mason Ziegler. With Lisa’s tips, you'll be ready to grow flowers confidently in no time.

Oct 21

55 min 42 sec

As much as we love watching monarch butterflies fluttering in our gardens and landing on flowers to sip nectar, there is much about monarchs that remains a mystery to both gardeners and scientists. My guest this week, Nancy Lawson, is part of a new citizen science project named Monarch Rx, and she’s here to explain an unexpected way that gardeners can support monarch populations.

Oct 14

42 min 38 sec

Starting a food forest may sound like it requires more space than many of us have to work with, but the reality is even gardeners with small yards can implement this permaculture growing method. To share food forest methods and principles, my guest this week is Darrell Frey, a sustainable design expert.

Oct 7

42 min 25 sec

Growing garlic in the home garden opens up the opportunity to experience an array of flavors that you will never find with store-bought garlic. Growing garlic is easy, but there are a few important things to know to have success. To share his expert advice on growing great garlic, my guest this week is Alley Swiss of Filaree Farm in Washington.

Sep 30

56 min 23 sec

We gardeners, whether we grow ornamentals or vegetables, often run into conflict with wildlife that wants to eat what we grow. To share methods that we can employ to overcome critter issues in a humane way, my guest this week is Nancy Lawson, the founder of The Humane Gardener as we discuss how to nurture a backyard habitat for wildlife.

Sep 23

52 min 3 sec

That special feeling that comes when you walk through a moss-covered forest can be recreated right in your own backyard. My guest this week, moss expert Annie Martin, aka Mossin’ Annie, takes us into the magical world of moss gardening and explains the simple steps to creating your own homegrown moss garden.

Sep 16

45 min 19 sec

Roses can be intimidating, so much so that many gardeners don’t bother, but my guest this week, rosarian Paul Zimmerman, wants you to know that that reputation is not deserved. Paul is an expert on growing roses sustainably,  free of chemicals and with little intervention on your part.

Sep 9

49 min 40 sec

To bring you the best advice there is on planting flowering bulbs in fall, I turned to none other than Brent Heath of Brent and Becky’s Bulbs, the renowned mail-order bulb company. Brent’s family has been growing bulbs since 1900 in Gloucester, Virginia, and he is a wealth of knowledge on planting, choosing, and maintaining flowering bulbs.  

Sep 2

50 min

Soil microbes are the microscopic life in soil that work in concert with roots to feed plants. To help us better understand the symbiotic relationship between microbes and healthy plants, my guest on the podcast this week is David Stark, an expert in molecular biology.

Aug 26

56 min 18 sec

When we talk about pest control in gardens, we think about the insects that want to eat our vegetables and ornamentals, but there is a major pest that wants to feed on gardeners themselves — the mosquito.  For a better understanding of mosquitoes and effective mosquito control, my guest this week, Raven Forrest Fruscalzo of the podcast “Tiny Vampires,” is here to share the vetted facts and dispel misconceptions.

Aug 19

58 min 16 sec

Late summer is both a challenging and rewarding time in the garden as we deal with pest and disease pressure but also enjoy harvesting tomatoes, peppers and summer squash on a nearly daily basis. For this week’s podcast, I’m addressing some of the biggest (and most common) summer garden challenges and answering your burning questions that have been bugging you most at this time of the season.

Aug 12

1 hr 10 min

Our fall gardens really can get started as early as spring when we sow seeds that take many months to mature (hello Brussels sprouts), but July and August present even more opportunities to plant crops that will be ready to harvest come September, October and even later. To share her best tips for succession planning and planting for fall, my returning guest this week is Meg Cowden of the Seed to Fork blog.

Aug 5

53 min 43 sec

Sometimes it's the tiniest garden pests that cause the biggest problems. As responsible gardeners, we want to manage these pest issues while having as little negative impact as possible on the good bugs that visit the land that we steward. To share expert advice on responsible, effective pest control, my returning guest this week is Suzanne Wainwright-Evans of Buglady Consulting.

Jul 29

58 min 45 sec

Squash bugs are a hassle for growers of zucchini, pumpkins and other cucurbits, but there are steps that can be taken to manage and control this challenging pest. My guest this week is entomologist and pest management expert Diane Alston, and she’s here to share strategies to reduce squash bug issues.

Jul 22

50 min 11 sec

Despite all of our best efforts, unexpected and extreme weather can throw tomato growers for a loop. To discuss tomato growing advice for challenging weather and every day, along with the best practices to follow to overcome them, my guest this week is Craig LeHoullier, a tomato expert and the co-instructor of my Online Gardening Academy course Growing Epic Tomatoes.

Jul 15

58 min 26 sec

We vegetable gardeners are dealing with plenty of disease challenges this time of year, and tomato diseases are at the top of that list. Fortunately for us, my guest this week is vegetable pathologist Inga Meadows, who joined me to discuss the best and newest ways to prevent, identify, and control diseases that affect tomatoes.

Jul 8

53 min 4 sec

Most people know that roots are how plants take up nutrients and water, but there are so many other amazing, unseen things that roots do that are exciting to learn about. To share his enthusiasm for roots and the other organisms beneath the soil’s surface, my guest this week is landscape designer and author Robert Kourik to demystify roots and the amazing unseen things roots do.

Jul 1

59 min 33 sec

Each year since 1973, the Texas-based National Gardening Association works with professional pollsters to conduct the National Gardening Survey, which offers valuable insights into the mindset of gardeners across the United States. To help break the data down to better understand what gardeners think, my guest this week is National Gardening Association Executive Director Dave Whitinger.

Jun 24

55 min 48 sec

Hügelkultur is a centuries-old gardening technique using rotting wood as the base layer in raised beds. The concept has had a resurgence in popularity in recent years, but many gardeners still have questions about how and why to practice hügelkultur. Fortunately, my guest on this week's podcast, hügelkultur expert Paul Wheaton, is here to share what there is to know about hügelkultur to get off to a great start.

Jun 17

58 min 17 sec

Every week across all of the joegardener and Growing a Greener World social media channels and the Online Gardening Academy courses, I receive scores of questions and requests for advice, and I try to answer as many as possible. For this week’s podcast, I’ve rounded up some of your most frequently asked gardening questions for June to bring you answers that you may be looking for too at this time of year.

Jun 10

42 min

The invasive and destructive Asian jumping worm has been identified and recorded in 37 U.S. states plus Ontario and continues to spread, but it is still a species that many gardeners know little about. To explain what jumping worms are and why they pose such a big problem, my guest this week is ecologist Brad Herrick, an expert on all things jumping worm.

Jun 3

45 min

With all of the responsibilities we have in our daily lives, the time that we can dedicate to tending to and enjoying our garden is often all too short. On this week’s podcast, I share my tips for making precious gardening time more productive and more pleasurable — and for ensuring summer success.

May 27

44 min 37 sec

I am a firm believer that understanding the “why do” behind the “how to” drives us to become better, more confident gardeners. One of the best people I know to explain the science behind great gardening is Dr. Lee Reich, and on this week’s encore episode I am revisiting an insightful conversation we had a few years back on how expanding our scientific knowledge a little can help our gardens a whole lot.

May 20

54 min 23 sec

Tomato expert Craig LeHoullier and I have been working all year toward this week’s launch of the newest joegardener Online Gardening Academy™ course, Growing Epic Tomatoes, and Craig now joins me on the podcast to share our excitement for what’s in store.

May 13

45 min 52 sec

Fertilizers give food crops and ornamental plants the nutrients they need to thrive, but when used unnecessarily or incorrectly, they can do more harm than good. In this week’s encore episode, I share the basics you need to know for the most efficient and effective use of fertilizer.

May 6

51 min 47 sec

It’s always a pleasure speaking with Dr. Doug Tallamy, a renowned entomologist and advocate for native gardening. Based on the feedback his past appearances on the podcast have received, I know listeners will be just as excited as I am that he is back this week discussing North America’s most important native tree: the oak.

Apr 29

1 hr

Blueberry bushes add year-round visual appeal to a landscape and provide a bounty of tasty fruits each summer. Getting started is easy — if you have a sunny location and well-drained soil, you can grow blueberries — but there are a few things to know first. For the best advice on how to grow blueberries, I turned to Dr. Lee Reich, an Upstate New York gardener and horticulturist with more than three decades of blueberry-growing experience.

Apr 22

52 min 19 sec

We’re all anxious to get our plants in the ground, but if we’re not careful and we rush it, we can really set our plants’ progress back significantly. It’s an exciting time in the garden, but also a time to exercise restraint and self-discipline. On this week’s podcast, I share tips for setting plants up for success in spring, starting off with the art and science of hardening off. 

Apr 15

44 min 21 sec

 Composting is one of my favorite gardening topics to discuss, and I found a kindred spirit in our shared love of composting, with Dr. Lee Reich. He has been perfecting the art and science of composting for more than 40 years. This week’s podcast is an encore of our conversation from a few years back on why composting is a fulfilling activity and how composting challenges can be overcome. 

Apr 8

51 min 58 sec

The growing season is quickly approaching, and there are a number of things to take care of now to get the best results during the rest of the year. This week, I present a timely encore of my list of the Top 10 Things to Do Now to Prepare the Garden for Spring.

Apr 1

43 min 19 sec

Regenerative agriculture, permaculture and soil health have come to the forefront of gardening conversations in recent years, but for the layperson, useful definitions for these terms can be elusive. Fortunately, to explain this soil and agriculture terminology in an approachable way, my guest this week is Dr. Jake Mowrer, an expert on all things soil.

Mar 25

56 min 6 sec

Monty Don is the biggest name in gardening in the United Kingdom, and this week he’s my guest for the very special 200th episode of “The joe gardener Show.” In our conversation, he shares his behind-the-scenes experience as Lead Presenter of the No. 1 British gardening show, Gardeners' World during a pandemic and discusses the takeaways from his tour of the United States to film “Monty Don’s American Gardens.”

Mar 18

1 hr 9 min

For the very first episode of The joe gardener Show that’s dedicated solely to growing potatoes, I couldn’t have asked for a better guest than Jim Gerritsen, the founder of Wood Prairie Family Farm in Bridgewater, Maine, where he has grown potatoes organically for 45 years. Jim generously shares everything to know about growing epic potatoes, from before you plant to storing the harvest.  

Mar 11

59 min 56 sec

Hydrangeas are beautiful flowering plants with dramatic blooms that provide color and drama in the summer garden, but they can be fussy if they don’t get the proper care and attention. Proper hydrangea care for late winter is key. Improper pruning and other common mistakes, compounded with difficult weather, can lead to disappointment. Luckily, my podcast guest this week, Lorraine Ballato, is a hydrangea expert who will help you overcome the biggest hydrangea challenges.

Mar 4

54 min 7 sec

When planting a naturalistic garden, is having more plants always better? If you ask Kelly Norris, my podcast guest this week and the author of “New Naturalism: Designing and Planting a Resilient, Ecologically Vibrant Home Garden,” the answer is, unequivocally, “yes.” He is an advocate for biodiverse, abundant landscapes that use every square foot to its maximum potential.

Feb 25

1 hr

The science behind the relationship between plants and light is complicated, but my guest on this week’s encore episode explains it in an accessible, easy-to-understand way. Her name is Leslie Halleck, and she is an expert on lighting for indoor growing. In our conversation, Leslie explains what gardeners need to know about light to raise houseplants as well as herbs and vegetables indoors.

Feb 18

57 min 42 sec

Before attempting a pest control method that may prove to be unnecessary, ineffective or complete overkill, the first step a gardener should take is to correctly identify the problem. Positive identification of garden pests paired with the appropriate intervention will yield the best results while minimizing or eliminating negative impacts. My guest this week, Susan Mulvihill, has penned a new book on solving common pest problems that will arm you with all the information you need to make the right control decisions.

Feb 11

59 min 53 sec

No-dig gardening is a simple gardening method that many gardeners — who were taught for years that they had to till or turn their gardens annually — still have many questions about. To demystify no-dig gardening and explain its benefits, my guest this week is my longtime friend Charlie Nardozzi, a nationally recognized garden writer, speaker, and radio and television personality.

Feb 4

59 min 54 sec

Many factors affect whether seeds started indoors will grow to become seedlings that are strong and healthy enough to transition into the garden, survive and prosper. On this week’s encore episode, John Porter of The Garden Professors shares his non-negotiables for success when seed starting. 

Jan 28

51 min 33 sec

Indoor seed starting time is nearly upon us, and whether you are starting seeds yourself for the first time in 2021 or you have prior experience, I’m certain you’ll find my discussion with tomato growing expert Craig LeHoullier enlightening. In this encore presentation, Craig and I share tips and tricks to successfully start seeds indoors.

Jan 21

53 min 35 sec

Winter sowing is an easy and fun way to scratch the gardening itch in the coldest months while also getting a head start on growing flowers and cool-season crops that will then take off in spring. In this week’s encore episode, I explain how winter sowing works and identify the types of seeds that are the best candidates to successfully employ this easy seed-starting method.

Jan 14

44 min 43 sec

From time to time on the podcast, we’ve touched on growing herbs, but this week’s episode is the first that is dedicated solely to growing herbs. My guest to help us dive into this topic of these workhorse plants for every garden is horticulturist Sue Goetz, whose new book, “Complete Container Herb Gardening,” was published just last month. 

Jan 7

1 hr 1 min

From a large back yard to the tiniest balcony, the garden is a place of refuge, and never has that been more true than in 2020. Amid the coronavirus pandemic, gardeners new and old have realized the many ways that gardening enriches their lives, and how that joy and satisfaction is compounded when they share their bounty and their love of gardening with others. On this week’s podcast, I’m highlighting a few stories about the bright spot that gardening provided in 2020.

Dec 2020

30 min 15 sec

Have you ever compared a packet of conventional seeds and a packet of organic seeds and wondered what the difference truly is? My guest this week — to demystify what it means when seeds are organic — is Tom Stearns, a pioneer of growing and selling organic seeds.

Dec 2020

53 min 56 sec

Before placing your order online or filling out a seed catalog order form, be sure you are making the best buying decisions. In this week’s episode, I’m sharing tips to help make you a more informed seed shopper. I'll explain what to do before you start, how to process the plethora of seed catalogs arriving at your home or in your email inbox, and the types of seed to look for to meet your needs. I’ll also get into the differences among the various seed companies, large and small, and other sources where you can get seeds for a very low price or even free.

Dec 2020

39 min 40 sec