All Episodes
Two Minutes in the Garden — 100 episodes
Mycorrhizal Fungi in the Garden -- Our own "Wood-Wide Web"?
What Is Phenology -- and Why It Matters
Attracting Fireflies to Your Garden: What They Need
Are Synthetic Fertilizers From Fossil Fuels? Do We Need Them?
Peat in Gardening: What's the Problem?
Overpotting: Should You Pot Up or Go Big?
Noticing Nature: From Gardener to Naturalist
Do Gravel Layers in Pots Improve Drainage?
Can Weeds Reveal Soil Secrets?
Should You Water Plants with Ice Cubes?
Are High Brix Levels the Key to Pest-Free Plants?
Ants in the Garden: Harmful or Beneficial?
Vermicomposting -- It's Different From Regular Composting
How Gardeners Came to Love Earthworms -- Soil's Tiny Engineers
Are Today's Fruits and Vegetables Less Nutritious?
The Purple Tomato: The First GMO Garden Seed
Does Garden-Grown Produce Have A High Carbon Footprint?
Does Touching Soil Make Us Happier?
Do Gardeners Need Crop Rotation?
Plant Nutrients (Part 4): "Up, Down, All Around" and the Phosphorus Myth
Plant Nutrients (Part 3): The Trouble with Balanced Fertilizers
Plant Nutrients (Part 2): What Do NPK Labels Mean?
Plant Nutrients (Part 1): What You Need to Know
Mushrooms: Friends or Foes in the Garden?
Is Soap Safe to Use in the Garden?
Composting (Part 4): How Much Compost is Too Much?
Composting (Part 3): What to Add and What to Avoid
Composting (Part 2): Simpler Than it Sounds
Compost: The Most Valuable Organic Matter for Your Soil
Humus: What Is It and Why It Matters
Plants in Water: A Balancing Act
No Mow May: Does It Really Help Pollinators?
How Frogs Benefit Your Garden -- And How to Attract Them
Fast-Growing Cool-Weather Crops for Spring
Helping Ground-Nesting Bees: The Unsung Garden Heroes
Protecting Your Garden From Deer Damage
Baking Soda in the Garden: Is it Really Harmless?
Starting Seeds: An Overview
Growing Carrots in Your Garden
Whacking Tree Trunks and Other Strange Garden Tips
Do Comfrey and Other Plants Grab Nutrients Deep in Our Soil?
Humidity and Houseplants - Increasing Humidity Indoors
Growing and Propagating Aloe vera
Why Leaves Change Color (and Why Some Don't Fall)
Is it Safe to Use Paper in the Garden?
Horticultural Oil: How Does it Work? Is it Safe?
Why You Can't Have True Blue Roses (and Many Other Popular Flowers)
Using Human Urine in the Garden -- Benefits and Risks
Monarch Butterflies and the Garden (Part 2): Milkweed
Monarch Butterflies and the Garden (Part 1): Migration
Attracting Dragonflies to Your Garden
Can We Sequester More Carbon in Our Garden -- and Should We?
How Plants Capture Carbon and Help the Environment
Growing Oak Trees from Acorns
How Oaks Benefit the Garden Ecosystem
Preventing Downy Mildew
Long-Day vs Short-Day vs Day-Neutral Plants
What is Full Sun, Part Sun, Part Shade, Full Shade?
Are Slugs Repelled by Beer? Copper? Eggshells?
Getting Rid of Slugs in the Garden
Will Bird Feeders Spread Avian Flu?
Getting Rid of Mealybugs on Houseplants
Hydrogen Peroxide in the Garden: Is it Safe?
How Gardening Helps Our Well-Being
Perlite or Vermiculite: What's the Difference?
Spider Mites: How to Avoid or Get Rid of Them
Using Cinnamon in the Garden: Does it Really Work?
Tomato Cracking: Can You Prevent It?
Avoiding -- or Fixing -- Compacted Soil
Getting Rid of Fungus Gnats on Houseplants
Lichens and Their Role in a Garden
Can You Test Seeds By Floating Them in Water?
Radishes: The Easiest Vegetable to Grow in Your Garden
Why Are Sprouts Growing in Your Tomato?
Growing Peas in Your Garden
Is Tap Water Safe for Plants? (Part 2)
Is Tap Water Safe for Plants? (Part 1)
Do Houseplants Really Clean the Air? (Part 2)
Do Houseplants Really Clean the Air? (Part 1)
The Enduring Myth of Poisonous Poinsettias
Beneficial Nematodes (Part 2): Do They Actually Work?
Beneficial Nematodes (Part 1): How Do They Work?
Why Plants Wilt -- And How Watering Can Make it Worse
The Best Soil for Raised Beds (Part 2)
The Best Soil for Raised Beds (Part 1)
Grow Lights and What You Need to Know About Light
Why Photosynthesis is Essential to Plants
Turning Autumn Leaves Into Leaf Mold
Introduction to Hydroponics (For Soil Gardeners)
Planting Garlic in the Fall
An Introduction to Seed Saving
Growing Asters for Vibrant Fall Colors
Using Keiki Paste to Clone Orchids and Grow Other Plants
Hollyhock Rust - And How to Deal With It
Rooting Hormone Alternatives -- Do They Work?
Rooting Hormones for Successful Cuttings
Do You Need Soil Amendments?
Improving Your Garden Drainage
Nematodes: Good or Bad for the Garden?
Compost Tea: Does it Help the Garden?