Pima County Master Gardener Calendar

Join us Online. Learn to recognize major plant families of Southern Arizona by their distinctive features, with interesting facts and tips to sharpen your plant ID skills.

Join us at the library. Sow native seeds for vibrant spring blooms! Learn when & how to plant wildflowers to support pollinators and beautify your desert garden.

Únete a nosotros en línea. ¡Siembra semillas nativas para disfrutar flores con colores brillantes esta primavera! Aprende cuándo y cómo sembrar flores silvestres para ayudar a los polinizadores y embellecer tu jardín en el desierto.

Join us at the library. Discover cool-season veggie & herb gardening—tips for raised beds, in-ground planting, and growing nutritious crops.

Join us Online. Discover Desert Globemallow, a colorful Sonoran Desert native. Learn about its seasonal growth, wildlife value, and tips for growing it successfully at home.

Join us Online. Explore seasonal changes in Southern Arizona’s plants and animals, learn how phenology tracks nature’s timing, and discover how to become a citizen scientist.

Join us Online. Decode fertilizer numbers, understand the different types, and learn how to choose and use the right fertilizer to provide your plants with the nutrients they need.

Join us at the library. Turn kitchen scraps into garden gold! Learn composting & vermiculture—even without outdoor space.

Join us at the library. Sow native seeds for vibrant spring blooms! Learn when & how to plant wildflowers to support pollinators and beautify your desert garden.

Join us at the library. Discover cool-season veggie & herb gardening—tips for raised beds, in-ground planting, and growing nutritious crops.