Can you garden in just a few square feet? Sure - if you space your plants appropriately! Walter learns more about “Square Foot Gardening” from Victoria Freeman. Then, Walter discovers swollen, weird-looking leaves on his azalea. It’s a gall, y’all! Dr. Jaret Daniels teaches Walter how to attract butterflies to your garden and Krissy Slagle demonstrates all sorts of gizmos to keep your houseplants watered correctly.