The University of Arizona

College of Agriculture and Life Sciences

Improving Lives, Communities and the Economy

Pima Master Gardeners

  • How to Become a Pima County Master Gardener

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Pima County Master Gardeners are university-trained volunteers who serve as community educators. They work with the UA Cooperative Extension to provide researched-based information on environmentally responsible gardening and landscaping to the public.  Gardening questions, call the Plant Clinic 520-626-5161, Monday-Friday 8:30 am-4:30 pm

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What's Happening

FREE Demonstration Garden Tours!

Ask a Master Gardener at your local Tucson farmers' markets!

Come learn how containers are the perfect way to garden!

Ask a Master Gardener at your local Tucson farmers' markets!

18TH Annual Master Gardeners Home Garden Tour is coming soon!

Master Gardeners share their favorite plants for Tucson!

Fruit and nut trees create sustainable, healthy communities.

What's hydroponics vs aquaponics?

Ask a Master Gardener at your local Tucson farmers' markets!

Make new plants from old ones!

SAVE Saturday, April 8 for the Pima County Master Gardeners bi-annual plant sale!

Below is the spring schedule of the "Ask a Master Gardener" table at one of your local Tucson farmers' markets.

Mediterranean climates are similar to the Sonoran desert?

This tour features unique trees, native uses, and folklore.

Join a Master Gardener to explore the techniques of seed saving.

What are the best fruit trees for Tucson?

Master Gardeners share their favorite plants for Tucson!

Visit the Sonoran Native plant garden at the UoA!

How do plants survive 100+ degree temperatures?

What are the best fruit trees for Tucson?

Which plant provide remedy for all sorts of ailments?

How do plants survive 100+ degree temperatures?

Hear the history and heritage of Arizona's oldest University and its Arboretum.

What's hydroponics vs aquaponics?

Fruit and nut trees create sustainable, healthy communities.

How do plants survive 100+ degree temperatures?

Proven techniques to help all your plants survive the 100+ degree temperatures.  Learn which plants are known to thrive in the heat.

Proven techniques to help all your plants survive the 100+ degree temperatures.  Learn which plants are known to thrive in the heat.

How do plants survive 100+ degree temperatures?

This tour features unique trees, native uses, and folklore.

How do plants survive 100+ degree temperatures?

What's hydroponics vs aquaponics?

How do plants survive 100+ degree temperatures?

The Pima County Master Gardener Home Garden Tour is one week from today! Have you purchased your tickets yet? They are $15 if bought before the tour date, April 1, and $20 the day of the tour. Four beautiful gardens, complete plant lists, different talks at each garden, and a bonus of guided tours at the Extension Service will make your day! For more information and locations where you can purchase a ticket: http://uacals.org/5xp

Pima County Master Gardeners | A new photo has been shared | 10 hours 24 min ago

Would you like to draw more pollinators to your garden? The PIma County Master Gardener Spring Plant Sale features Butterfly Mist, Bloodflower Milkweed, salvias, Desert Milkweed and many more!, along with cactus, succulents, and other landscape plants. Most are one-gallon size and most are only $5. Come early for the best selection--sale is 8-11 am on Saturday, April 8 at 4210 N. Campbell. Please enter from Campbell, across from Trader Joe's and bring cash or check as we cannot take credit cards. Gently used gardening books, compost, the Tucson Garden Handbook and more will be available, as well as an Ask the Master Gardener booth--let us help you with your gardening questions.

Pima County Master Gardeners | A new photo has been shared | 1 day 10 hours ago

Plant question? Call 520-626-5161, the Pima County Extension Plant Clinic, staffed by Master Gardeners M-F, 8:30-4:30. Using our state-of-the-art microscope, we can check your leaves for insects or disease, use our vast reference library, or contact a specialist at the University of Arizona to find an answer. Walk-ins are also welcome; 4210 N. Campbell Ave.

Pima County Master Gardeners | A new photo has been shared | 2 days 10 hours ago