Martha maintains her trees and joins Kim Kardashian in planting tomatoes.

Martha hosts a spring barbecue, and Al Roker shares his famous rub recipe.

Martha and Tiffany Haddish shake things up with their planting project.

Houseplants became all the rage while everyone was stuck at home, so Martha demonstrates how to inject beauty into a home’s interior with the help of some green. Then, she makes a house call to teach actress Alyson Hannigan how to care for an orchid.

Martha caters to her feathered friends and swaps tales with Nicole Richie.

Martha plants azaleas and gives Jesse Tyler Ferguson a “Martharita” lesson.

Martha gets her hands dirty as she plants roses and seeds a field full of wildflowers. Then, Ellen Pompeo learns the tips and tricks in floral arranging, and Seth Meyers shakes — not stirs — things up with Martha as they make flower-inspired beverages.